diff --git a/app/src/main/java/io/legado/app/api/controller/BookController.kt b/app/src/main/java/io/legado/app/api/controller/BookController.kt
index 56831f09e..5addf8c53 100644
--- a/app/src/main/java/io/legado/app/api/controller/BookController.kt
+++ b/app/src/main/java/io/legado/app/api/controller/BookController.kt
@@ -20,6 +20,7 @@ import io.legado.app.model.webBook.WebBook
 import io.legado.app.utils.*
 import kotlinx.coroutines.runBlocking
 import splitties.init.appCtx
+import timber.log.Timber
 
 object BookController {
 
@@ -209,7 +210,7 @@ object BookController {
             if (book.isUmd()) UmdFile.upBookInfo(book)
             appDb.bookDao.insert(book)
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
             return returnData.setErrorMsg(
                 e.localizedMessage ?: appCtx.getString(R.string.unknown_error)
             )
diff --git a/app/src/main/java/io/legado/app/data/entities/BaseSource.kt b/app/src/main/java/io/legado/app/data/entities/BaseSource.kt
index 4be5c9ed5..2065799b1 100644
--- a/app/src/main/java/io/legado/app/data/entities/BaseSource.kt
+++ b/app/src/main/java/io/legado/app/data/entities/BaseSource.kt
@@ -7,7 +7,11 @@ import io.legado.app.help.AppConfig
 import io.legado.app.help.CacheManager
 import io.legado.app.help.JsExtensions
 import io.legado.app.help.http.CookieStore
-import io.legado.app.utils.*
+import io.legado.app.utils.EncoderUtils
+import io.legado.app.utils.GSON
+import io.legado.app.utils.fromJsonArray
+import io.legado.app.utils.fromJsonObject
+import timber.log.Timber
 import javax.script.SimpleBindings
 
 /**
@@ -107,7 +111,7 @@ interface BaseSource : JsExtensions {
                 ?: return null
             return String(decodeBytes)
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
             return null
         }
     }
@@ -127,7 +131,7 @@ interface BaseSource : JsExtensions {
             CacheManager.put("userInfo_${getKey()}", encodeStr)
             true
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
             false
         }
     }
diff --git a/app/src/main/java/io/legado/app/data/entities/BookSource.kt b/app/src/main/java/io/legado/app/data/entities/BookSource.kt
index 3af5891eb..b97e1ab54 100644
--- a/app/src/main/java/io/legado/app/data/entities/BookSource.kt
+++ b/app/src/main/java/io/legado/app/data/entities/BookSource.kt
@@ -9,6 +9,7 @@ import io.legado.app.utils.*
 import kotlinx.parcelize.IgnoredOnParcel
 import kotlinx.parcelize.Parcelize
 import splitties.init.appCtx
+import timber.log.Timber
 
 @Parcelize
 @TypeConverters(BookSource.Converters::class)
@@ -92,7 +93,7 @@ data class BookSource(
                 }
             }.onFailure {
                 kinds.add(ExploreKind("ERROR:${it.localizedMessage}", it.stackTraceToString()))
-                it.printOnDebug()
+                Timber.e(it)
             }
         }
         return@lazy kinds
diff --git a/app/src/main/java/io/legado/app/help/BookHelp.kt b/app/src/main/java/io/legado/app/help/BookHelp.kt
index ffd226137..f71d3bfde 100644
--- a/app/src/main/java/io/legado/app/help/BookHelp.kt
+++ b/app/src/main/java/io/legado/app/help/BookHelp.kt
@@ -14,6 +14,7 @@ import io.legado.app.utils.*
 import kotlinx.coroutines.delay
 import org.apache.commons.text.similarity.JaccardSimilarity
 import splitties.init.appCtx
+import timber.log.Timber
 import java.io.File
 import java.util.concurrent.CopyOnWriteArraySet
 import java.util.regex.Pattern
@@ -121,7 +122,7 @@ object BookHelp {
                 ).writeBytes(it)
             }
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         } finally {
             downloadImages.remove(src)
         }
diff --git a/app/src/main/java/io/legado/app/help/CrashHandler.kt b/app/src/main/java/io/legado/app/help/CrashHandler.kt
index 5d6ff64e7..892b8c831 100644
--- a/app/src/main/java/io/legado/app/help/CrashHandler.kt
+++ b/app/src/main/java/io/legado/app/help/CrashHandler.kt
@@ -3,7 +3,6 @@ package io.legado.app.help
 import android.annotation.SuppressLint
 import android.content.Context
 import android.os.Build
-import android.util.Log
 import io.legado.app.constant.AppConst
 import io.legado.app.model.ReadAloud
 import io.legado.app.utils.FileUtils
@@ -21,7 +20,6 @@ import java.util.concurrent.TimeUnit
  */
 @Suppress("DEPRECATION")
 class CrashHandler(val context: Context) : Thread.UncaughtExceptionHandler {
-    private val tag = this.javaClass.simpleName
 
     /**
      * 系统默认UncaughtExceptionHandler
@@ -59,9 +57,7 @@ class CrashHandler(val context: Context) : Thread.UncaughtExceptionHandler {
     private fun handleException(ex: Throwable?) {
         if (ex == null) return
         //收集设备参数信息
-        collectDeviceInfo(context)
-        //添加自定义信息
-        addCustomInfo()
+        collectDeviceInfo()
         //保存日志文件
         saveCrashInfo2File(ex)
         context.longToastOnUi(ex.msg)
@@ -70,7 +66,7 @@ class CrashHandler(val context: Context) : Thread.UncaughtExceptionHandler {
     /**
      * 收集设备参数信息
      */
-    private fun collectDeviceInfo(ctx: Context) {
+    private fun collectDeviceInfo() {
         kotlin.runCatching {
             //获取系统信息
             paramsMap["MANUFACTURER"] = Build.MANUFACTURER
@@ -83,13 +79,6 @@ class CrashHandler(val context: Context) : Thread.UncaughtExceptionHandler {
         }
     }
 
-    /**
-     * 添加自定义参数
-     */
-    private fun addCustomInfo() {
-        Log.i(tag, "addCustomInfo: 程序出错了...")
-    }
-
     /**
      * 保存错误信息到文件中
      */
diff --git a/app/src/main/java/io/legado/app/help/JsExtensions.kt b/app/src/main/java/io/legado/app/help/JsExtensions.kt
index 9d901c1c9..b7184f11a 100644
--- a/app/src/main/java/io/legado/app/help/JsExtensions.kt
+++ b/app/src/main/java/io/legado/app/help/JsExtensions.kt
@@ -19,6 +19,7 @@ import org.apache.commons.lang3.time.DateFormatUtils
 import org.jsoup.Connection
 import org.jsoup.Jsoup
 import splitties.init.appCtx
+import timber.log.Timber
 import java.io.ByteArrayInputStream
 import java.io.ByteArrayOutputStream
 import java.io.File
@@ -49,7 +50,7 @@ interface JsExtensions {
                 analyzeUrl.getStrResponseAwait().body
             }.onFailure {
                 log("ajax(${urlStr}) error\n${it.stackTraceToString()}")
-                it.printOnDebug()
+                Timber.e(it)
             }.getOrElse {
                 it.msg
             }
@@ -85,7 +86,7 @@ interface JsExtensions {
                 analyzeUrl.getStrResponseAwait()
             }.onFailure {
                 log("connect(${urlStr}) error\n${it.stackTraceToString()}")
-                it.printOnDebug()
+                Timber.e(it)
             }.getOrElse {
                 StrResponse(analyzeUrl.url, it.localizedMessage)
             }
@@ -100,7 +101,7 @@ interface JsExtensions {
                 analyzeUrl.getStrResponseAwait()
             }.onFailure {
                 log("ajax($urlStr,$header) error\n${it.stackTraceToString()}")
-                it.printOnDebug()
+                Timber.e(it)
             }.getOrElse {
                 StrResponse(analyzeUrl.url, it.localizedMessage)
             }
@@ -510,8 +511,8 @@ interface JsExtensions {
                 transformation,
                 iv.encodeToByteArray()
             )
-        } catch (e: java.lang.Exception) {
-            e.printOnDebug()
+        } catch (e: Exception) {
+            Timber.e(e)
             log(e.localizedMessage ?: "aesDecodeToByteArrayERROR")
             null
         }
@@ -550,7 +551,7 @@ interface JsExtensions {
                 iv.encodeToByteArray()
             )
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
             log(e.localizedMessage ?: "aesDecodeToByteArrayERROR")
             null
         }
@@ -588,7 +589,7 @@ interface JsExtensions {
                 iv.encodeToByteArray()
             )
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
             log(e.localizedMessage ?: "aesEncodeToByteArrayERROR")
             null
         }
@@ -625,7 +626,7 @@ interface JsExtensions {
                 iv.encodeToByteArray()
             )
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
             log(e.localizedMessage ?: "aesEncodeToBase64ByteArrayERROR")
             null
         }
diff --git a/app/src/main/java/io/legado/app/help/ReadBookConfig.kt b/app/src/main/java/io/legado/app/help/ReadBookConfig.kt
index e0b48cae4..540806f2c 100644
--- a/app/src/main/java/io/legado/app/help/ReadBookConfig.kt
+++ b/app/src/main/java/io/legado/app/help/ReadBookConfig.kt
@@ -62,7 +62,7 @@ object ReadBookConfig {
                 val json = configFile.readText()
                 configs = GSON.fromJsonArray(json)
             } catch (e: Exception) {
-                e.printOnDebug()
+                Timber.e(e)
             }
         }
         (configs ?: DefaultData.readConfigs).let {
@@ -79,7 +79,7 @@ object ReadBookConfig {
                 val json = configFile.readText()
                 c = GSON.fromJsonObject(json)
             } catch (e: Exception) {
-                e.printOnDebug()
+                Timber.e(e)
             }
         }
         shareConfig = c ?: configList.getOrNull(5) ?: Config()
diff --git a/app/src/main/java/io/legado/app/help/SourceAnalyzer.kt b/app/src/main/java/io/legado/app/help/SourceAnalyzer.kt
index 8af8c28bc..f84159c01 100644
--- a/app/src/main/java/io/legado/app/help/SourceAnalyzer.kt
+++ b/app/src/main/java/io/legado/app/help/SourceAnalyzer.kt
@@ -7,6 +7,7 @@ import io.legado.app.constant.BookType
 import io.legado.app.data.entities.BookSource
 import io.legado.app.data.entities.rule.*
 import io.legado.app.utils.*
+import timber.log.Timber
 import java.util.regex.Pattern
 
 @Suppress("RegExpRedundantEscape")
@@ -156,7 +157,7 @@ object SourceAnalyzer {
                 }
             }
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         }
         return source
     }
diff --git a/app/src/main/java/io/legado/app/help/ThemeConfig.kt b/app/src/main/java/io/legado/app/help/ThemeConfig.kt
index 2206f51b5..0de2d2077 100644
--- a/app/src/main/java/io/legado/app/help/ThemeConfig.kt
+++ b/app/src/main/java/io/legado/app/help/ThemeConfig.kt
@@ -14,6 +14,7 @@ import io.legado.app.lib.theme.ThemeStore
 import io.legado.app.model.BookCover
 import io.legado.app.utils.*
 import splitties.init.appCtx
+import timber.log.Timber
 import java.io.File
 
 object ThemeConfig {
@@ -108,7 +109,7 @@ object ThemeConfig {
                 val json = configFile.readText()
                 return GSON.fromJsonArray(json)
             }.onFailure {
-                it.printOnDebug()
+                Timber.e(it)
             }
         }
         return null
diff --git a/app/src/main/java/io/legado/app/help/coroutine/Coroutine.kt b/app/src/main/java/io/legado/app/help/coroutine/Coroutine.kt
index d12a053b6..350907350 100644
--- a/app/src/main/java/io/legado/app/help/coroutine/Coroutine.kt
+++ b/app/src/main/java/io/legado/app/help/coroutine/Coroutine.kt
@@ -1,8 +1,8 @@
 package io.legado.app.help.coroutine
 
 import io.legado.app.BuildConfig
-import io.legado.app.utils.printOnDebug
 import kotlinx.coroutines.*
+import timber.log.Timber
 import kotlin.coroutines.CoroutineContext
 
 
@@ -144,7 +144,7 @@ class Coroutine<T>(
                 }
             } catch (e: Throwable) {
                 if (BuildConfig.DEBUG) {
-                    e.printOnDebug()
+                    Timber.e(e)
                 }
                 val consume: Boolean = errorReturn?.value?.let { value ->
                     if (isActive) {
diff --git a/app/src/main/java/io/legado/app/help/http/SSLHelper.kt b/app/src/main/java/io/legado/app/help/http/SSLHelper.kt
index 634595d96..ecbcc1f02 100644
--- a/app/src/main/java/io/legado/app/help/http/SSLHelper.kt
+++ b/app/src/main/java/io/legado/app/help/http/SSLHelper.kt
@@ -1,7 +1,8 @@
 package io.legado.app.help.http
 
 import android.annotation.SuppressLint
-import io.legado.app.utils.printOnDebug
+
+import timber.log.Timber
 import java.io.IOException
 import java.io.InputStream
 import java.security.KeyManagementException
@@ -126,9 +127,9 @@ object SSLHelper {
             sslParams.trustManager = manager
             return sslParams
         } catch (e: NoSuchAlgorithmException) {
-            e.printOnDebug()
+            Timber.e(e)
         } catch (e: KeyManagementException) {
-            e.printOnDebug()
+            Timber.e(e)
         }
         return null
     }
@@ -142,7 +143,7 @@ object SSLHelper {
             kmf.init(clientKeyStore, password.toCharArray())
             return kmf.keyManagers
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         }
         return null
     }
@@ -161,7 +162,7 @@ object SSLHelper {
             try {
                 certStream.close()
             } catch (e: IOException) {
-                e.printOnDebug()
+                Timber.e(e)
             }
         }
         //我们创建一个默认类型的TrustManagerFactory
diff --git a/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.kt b/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.kt
index ff5ec0724..20900f456 100644
--- a/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.kt
+++ b/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.kt
@@ -9,7 +9,7 @@ import com.google.android.gms.net.CronetProviderInstaller
 import io.legado.app.BuildConfig
 import io.legado.app.help.AppConfig
 import io.legado.app.help.coroutine.Coroutine
-import io.legado.app.utils.printOnDebug
+
 import org.chromium.net.CronetEngine
 import org.json.JSONObject
 import splitties.init.appCtx
@@ -179,7 +179,7 @@ object CronetLoader : CronetEngine.Builder.LibraryLoader() {
             abiField.isAccessible = true
             cpuAbi = abiField.get(appInfo) as String?
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         }
         if (TextUtils.isEmpty(cpuAbi)) {
             cpuAbi = Build.SUPPORTED_ABIS[0]
@@ -230,7 +230,7 @@ object CronetLoader : CronetEngine.Builder.LibraryLoader() {
             }
             return true
         } catch (e: Throwable) {
-            e.printOnDebug()
+            Timber.e(e)
             if (destFile.exists() && !destFile.delete()) {
                 destFile.deleteOnExit()
             }
@@ -239,14 +239,14 @@ object CronetLoader : CronetEngine.Builder.LibraryLoader() {
                 try {
                     inputStream.close()
                 } catch (e: IOException) {
-                    e.printOnDebug()
+                    Timber.e(e)
                 }
             }
             if (outputStream != null) {
                 try {
                     outputStream.close()
                 } catch (e: IOException) {
-                    e.printOnDebug()
+                    Timber.e(e)
                 }
             }
         }
@@ -320,20 +320,20 @@ object CronetLoader : CronetEngine.Builder.LibraryLoader() {
             }
             return true
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         } finally {
             if (fileInputStream != null) {
                 try {
                     fileInputStream.close()
                 } catch (e: Exception) {
-                    e.printOnDebug()
+                    Timber.e(e)
                 }
             }
             if (os != null) {
                 try {
                     os.close()
                 } catch (e: Exception) {
-                    e.printOnDebug()
+                    Timber.e(e)
                 }
             }
         }
@@ -355,15 +355,15 @@ object CronetLoader : CronetEngine.Builder.LibraryLoader() {
             }
             return String.format("%032x", BigInteger(1, md5.digest())).lowercase()
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         } catch (e: OutOfMemoryError) {
-            e.printOnDebug()
+            Timber.e(e)
         } finally {
             if (fileInputStream != null) {
                 try {
                     fileInputStream.close()
                 } catch (e: Exception) {
-                    e.printOnDebug()
+                    Timber.e(e)
                 }
             }
         }
diff --git a/app/src/main/java/io/legado/app/help/storage/Preferences.kt b/app/src/main/java/io/legado/app/help/storage/Preferences.kt
index e640eadc0..3559ae944 100644
--- a/app/src/main/java/io/legado/app/help/storage/Preferences.kt
+++ b/app/src/main/java/io/legado/app/help/storage/Preferences.kt
@@ -4,7 +4,8 @@ import android.app.Activity
 import android.content.Context
 import android.content.ContextWrapper
 import android.content.SharedPreferences
-import io.legado.app.utils.printOnDebug
+
+import timber.log.Timber
 import java.io.File
 
 object Preferences {
@@ -37,11 +38,11 @@ object Preferences {
             // 返回修改路径以后的 SharedPreferences :%FILE_PATH%/%fileName%.xml
             return context.getSharedPreferences(fileName, Activity.MODE_PRIVATE)
         } catch (e: NoSuchFieldException) {
-            e.printOnDebug()
+            Timber.e(e)
         } catch (e: IllegalArgumentException) {
-            e.printOnDebug()
+            Timber.e(e)
         } catch (e: IllegalAccessException) {
-            e.printOnDebug()
+            Timber.e(e)
         }
         return null
     }
diff --git a/app/src/main/java/io/legado/app/help/storage/Restore.kt b/app/src/main/java/io/legado/app/help/storage/Restore.kt
index 0820032d5..8baee57e8 100644
--- a/app/src/main/java/io/legado/app/help/storage/Restore.kt
+++ b/app/src/main/java/io/legado/app/help/storage/Restore.kt
@@ -20,6 +20,7 @@ import kotlinx.coroutines.Dispatchers.Main
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.withContext
 import splitties.init.appCtx
+import timber.log.Timber
 import java.io.File
 
 
@@ -92,7 +93,7 @@ object Restore {
                         }
                     }
                 } catch (e: Exception) {
-                    e.printOnDebug()
+                    Timber.e(e)
                 }
             }
         }
@@ -168,7 +169,7 @@ object Restore {
                     ThemeConfig.upConfig()
                 }
             } catch (e: Exception) {
-                e.printOnDebug()
+                Timber.e(e)
             }
             if (!ignoreReadConfig) {
                 //恢复阅读界面配置
@@ -181,7 +182,7 @@ object Restore {
                         ReadBookConfig.initConfigs()
                     }
                 } catch (e: Exception) {
-                    e.printOnDebug()
+                    Timber.e(e)
                 }
                 try {
                     val file =
@@ -192,7 +193,7 @@ object Restore {
                         ReadBookConfig.initShareConfig()
                     }
                 } catch (e: Exception) {
-                    e.printOnDebug()
+                    Timber.e(e)
                 }
             }
             Preferences.getSharedPreferences(appCtx, path, "config")?.all?.let { map ->
@@ -262,7 +263,7 @@ object Restore {
             val json = file.readText()
             return GSON.fromJsonArray(json)
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         }
         return null
     }
diff --git a/app/src/main/java/io/legado/app/lib/webdav/WebDav.kt b/app/src/main/java/io/legado/app/lib/webdav/WebDav.kt
index d2d488841..8ed1af146 100644
--- a/app/src/main/java/io/legado/app/lib/webdav/WebDav.kt
+++ b/app/src/main/java/io/legado/app/lib/webdav/WebDav.kt
@@ -3,13 +3,13 @@ package io.legado.app.lib.webdav
 import io.legado.app.help.http.newCallResponseBody
 import io.legado.app.help.http.okHttpClient
 import io.legado.app.help.http.text
-import io.legado.app.utils.printOnDebug
 import okhttp3.*
 import okhttp3.MediaType.Companion.toMediaType
 import okhttp3.RequestBody.Companion.asRequestBody
 import okhttp3.RequestBody.Companion.toRequestBody
 import org.intellij.lang.annotations.Language
 import org.jsoup.Jsoup
+import timber.log.Timber
 import java.io.File
 import java.io.InputStream
 import java.net.MalformedURLException
@@ -101,8 +101,8 @@ class WebDav(urlStr: String) {
                     val requestBody = requestPropsStr.toRequestBody("text/plain".toMediaType())
                     method("PROPFIND", requestBody)
                 }.text()
-            }.onFailure {
-                it.printOnDebug()
+            }.onFailure { e ->
+                Timber.e(e)
             }.getOrNull()
         }
         return null
@@ -134,7 +134,7 @@ class WebDav(urlStr: String) {
                         }
                         list.add(webDavFile)
                     } catch (e: MalformedURLException) {
-                        e.printOnDebug()
+                        Timber.e(e)
                     }
                 }
             }
diff --git a/app/src/main/java/io/legado/app/model/CacheBook.kt b/app/src/main/java/io/legado/app/model/CacheBook.kt
index 467e4f4bc..2174dbfd3 100644
--- a/app/src/main/java/io/legado/app/model/CacheBook.kt
+++ b/app/src/main/java/io/legado/app/model/CacheBook.kt
@@ -12,10 +12,11 @@ import io.legado.app.help.BookHelp
 import io.legado.app.model.webBook.WebBook
 import io.legado.app.service.CacheBookService
 import io.legado.app.utils.postEvent
-import io.legado.app.utils.printOnDebug
+
 import io.legado.app.utils.startService
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.delay
+import timber.log.Timber
 import java.util.concurrent.ConcurrentHashMap
 import kotlin.coroutines.CoroutineContext
 
@@ -177,7 +178,7 @@ object CacheBook {
                     "下载${book.name}-${chapterTitle}失败\n${error.localizedMessage}",
                     error
                 )
-                error.printOnDebug()
+                Timber.e(error)
             }
         }
 
diff --git a/app/src/main/java/io/legado/app/model/ReadBook.kt b/app/src/main/java/io/legado/app/model/ReadBook.kt
index 8c9ef0b3b..df0d2014d 100644
--- a/app/src/main/java/io/legado/app/model/ReadBook.kt
+++ b/app/src/main/java/io/legado/app/model/ReadBook.kt
@@ -16,13 +16,14 @@ import io.legado.app.ui.book.read.page.entities.TextChapter
 import io.legado.app.ui.book.read.page.provider.ChapterProvider
 import io.legado.app.ui.book.read.page.provider.ImageProvider
 import io.legado.app.utils.msg
-import io.legado.app.utils.printOnDebug
+
 import io.legado.app.utils.toastOnUi
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers.IO
 import kotlinx.coroutines.MainScope
 import kotlinx.coroutines.delay
 import splitties.init.appCtx
+import timber.log.Timber
 
 
 @Suppress("MemberVisibilityCanBePrivate")
@@ -365,7 +366,7 @@ object ReadBook : CoroutineScope by MainScope() {
                 }
             }
         }.onError {
-            it.printOnDebug()
+            Timber.e(it)
             appCtx.toastOnUi("ChapterProvider ERROR:\n${it.msg}")
         }.onSuccess {
             success?.invoke()
diff --git a/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeByJSonPath.kt b/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeByJSonPath.kt
index 9149d198a..084624513 100644
--- a/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeByJSonPath.kt
+++ b/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeByJSonPath.kt
@@ -3,7 +3,8 @@ package io.legado.app.model.analyzeRule
 import androidx.annotation.Keep
 import com.jayway.jsonpath.JsonPath
 import com.jayway.jsonpath.ReadContext
-import io.legado.app.utils.printOnDebug
+
+import timber.log.Timber
 import java.util.*
 
 @Suppress("RegExpRedundantEscape")
@@ -49,7 +50,7 @@ class AnalyzeByJSonPath(json: Any) {
                         ob.toString()
                     }
                 } catch (e: Exception) {
-                    e.printOnDebug()
+                    Timber.e(e)
                 }
             }
             return result
@@ -86,7 +87,7 @@ class AnalyzeByJSonPath(json: Any) {
                         result.add(obj.toString())
                     }
                 } catch (e: Exception) {
-                    e.printOnDebug()
+                    Timber.e(e)
                 }
             } else {
                 result.add(st)
@@ -136,7 +137,7 @@ class AnalyzeByJSonPath(json: Any) {
                 try {
                     return it.read<ArrayList<Any>>(rules[0])
                 } catch (e: Exception) {
-                    e.printOnDebug()
+                    Timber.e(e)
                 }
             }
         } else {
diff --git a/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeRule.kt b/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeRule.kt
index acd036e4b..4837ffe7d 100644
--- a/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeRule.kt
+++ b/app/src/main/java/io/legado/app/model/analyzeRule/AnalyzeRule.kt
@@ -14,6 +14,7 @@ import io.legado.app.utils.*
 import kotlinx.coroutines.runBlocking
 import org.jsoup.nodes.Entities
 import org.mozilla.javascript.NativeObject
+import timber.log.Timber
 import java.net.URL
 import java.util.*
 import java.util.regex.Pattern
@@ -658,7 +659,7 @@ class AnalyzeRule(
                 analyzeUrl.getStrResponseAwait().body
             }.onFailure {
                 log("ajax(${urlStr}) error\n${it.stackTraceToString()}")
-                it.printOnDebug()
+                Timber.e(it)
             }.getOrElse {
                 it.msg
             }
diff --git a/app/src/main/java/io/legado/app/model/localBook/EpubFile.kt b/app/src/main/java/io/legado/app/model/localBook/EpubFile.kt
index 80e56c2d6..8e526b60f 100644
--- a/app/src/main/java/io/legado/app/model/localBook/EpubFile.kt
+++ b/app/src/main/java/io/legado/app/model/localBook/EpubFile.kt
@@ -6,11 +6,15 @@ import android.text.TextUtils
 import io.legado.app.data.entities.Book
 import io.legado.app.data.entities.BookChapter
 import io.legado.app.help.BookHelp
-import io.legado.app.utils.*
+import io.legado.app.utils.FileUtils
+import io.legado.app.utils.HtmlFormatter
+import io.legado.app.utils.MD5Utils
+import io.legado.app.utils.externalFiles
 import me.ag2s.epublib.domain.EpubBook
 import me.ag2s.epublib.epub.EpubReader
 import org.jsoup.Jsoup
 import splitties.init.appCtx
+import timber.log.Timber
 import java.io.File
 import java.io.FileOutputStream
 import java.io.IOException
@@ -94,7 +98,7 @@ class EpubFile(var book: Book) {
                 }
             }
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         }
     }
 
@@ -108,7 +112,7 @@ class EpubFile(var book: Book) {
 
 
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         }
         return null
     }
@@ -205,7 +209,7 @@ class EpubFile(var book: Book) {
                         title = elements[0].text()
                     }
                 } catch (e: IOException) {
-                    e.printOnDebug()
+                    Timber.e(e)
                 }
             }
             val chapter = BookChapter()
diff --git a/app/src/main/java/io/legado/app/model/localBook/UmdFile.kt b/app/src/main/java/io/legado/app/model/localBook/UmdFile.kt
index a706179ed..5d7e3626d 100644
--- a/app/src/main/java/io/legado/app/model/localBook/UmdFile.kt
+++ b/app/src/main/java/io/legado/app/model/localBook/UmdFile.kt
@@ -4,10 +4,14 @@ import android.net.Uri
 import android.util.Log
 import io.legado.app.data.entities.Book
 import io.legado.app.data.entities.BookChapter
-import io.legado.app.utils.*
+import io.legado.app.utils.FileUtils
+import io.legado.app.utils.MD5Utils
+import io.legado.app.utils.externalFiles
+import io.legado.app.utils.isContentScheme
 import me.ag2s.umdlib.domain.UmdBook
 import me.ag2s.umdlib.umd.UmdReader
 import splitties.init.appCtx
+import timber.log.Timber
 import java.io.File
 import java.io.InputStream
 import java.util.*
@@ -79,7 +83,7 @@ class UmdFile(var book: Book) {
                 }
             }
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         }
     }
 
diff --git a/app/src/main/java/io/legado/app/service/AudioPlayService.kt b/app/src/main/java/io/legado/app/service/AudioPlayService.kt
index 6a0a919db..e74cd7b38 100644
--- a/app/src/main/java/io/legado/app/service/AudioPlayService.kt
+++ b/app/src/main/java/io/legado/app/service/AudioPlayService.kt
@@ -32,6 +32,7 @@ import io.legado.app.ui.book.audio.AudioPlayActivity
 import io.legado.app.utils.*
 import kotlinx.coroutines.*
 import kotlinx.coroutines.Dispatchers.Main
+import timber.log.Timber
 
 
 class AudioPlayService : BaseService(),
@@ -139,7 +140,7 @@ class AudioPlayService : BaseService(),
                 exoPlayer.playWhenReady = true
                 exoPlayer.prepare()
             }.onFailure {
-                it.printOnDebug()
+                Timber.e(it)
                 toastOnUi("$url ${it.localizedMessage}")
                 stopSelf()
             }
@@ -160,7 +161,7 @@ class AudioPlayService : BaseService(),
             postEvent(EventBus.AUDIO_STATE, Status.PAUSE)
             upNotification()
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         }
     }
 
@@ -179,7 +180,7 @@ class AudioPlayService : BaseService(),
             postEvent(EventBus.AUDIO_STATE, Status.PLAY)
             upNotification()
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
             stopSelf()
         }
     }
@@ -251,7 +252,7 @@ class AudioPlayService : BaseService(),
         val errorMsg = "音频播放出错\n${error.errorCodeName} ${error.errorCode}"
         AppLog.put(errorMsg, error)
         toastOnUi(errorMsg)
-        error.printOnDebug()
+        Timber.e(error)
     }
 
     private fun setTimer(minute: Int) {
diff --git a/app/src/main/java/io/legado/app/service/HttpReadAloudService.kt b/app/src/main/java/io/legado/app/service/HttpReadAloudService.kt
index db5a97951..0516531a2 100644
--- a/app/src/main/java/io/legado/app/service/HttpReadAloudService.kt
+++ b/app/src/main/java/io/legado/app/service/HttpReadAloudService.kt
@@ -17,6 +17,7 @@ import kotlinx.coroutines.*
 import kotlinx.coroutines.sync.Mutex
 import kotlinx.coroutines.sync.withLock
 import okhttp3.Response
+import timber.log.Timber
 import java.io.File
 import java.io.FileDescriptor
 import java.io.FileInputStream
@@ -196,7 +197,7 @@ class HttpReadAloudService : BaseReadAloudService(),
                         createSilentSound(fileName)
                         AppLog.put("tts接口错误\n${e.localizedMessage}", e)
                         toastOnUi("tts接口错误\n${e.localizedMessage}")
-                        e.printOnDebug()
+                        Timber.e(e)
                     }
                 }
             }
@@ -213,7 +214,7 @@ class HttpReadAloudService : BaseReadAloudService(),
                 playingIndex = nowSpeak
                 postEvent(EventBus.TTS_PROGRESS, readAloudNumber + 1)
             } catch (e: Exception) {
-                e.printOnDebug()
+                Timber.e(e)
             }
         }
     }
diff --git a/app/src/main/java/io/legado/app/service/WebService.kt b/app/src/main/java/io/legado/app/service/WebService.kt
index 56d196a4b..25fc5298a 100644
--- a/app/src/main/java/io/legado/app/service/WebService.kt
+++ b/app/src/main/java/io/legado/app/service/WebService.kt
@@ -14,6 +14,7 @@ import io.legado.app.ui.main.MainActivity
 import io.legado.app.utils.*
 import io.legado.app.web.HttpServer
 import io.legado.app.web.WebSocketServer
+import timber.log.Timber
 import java.io.IOException
 
 class WebService : BaseService() {
@@ -87,7 +88,7 @@ class WebService : BaseService() {
                 upNotification()
             } catch (e: IOException) {
                 toastOnUi(e.localizedMessage ?: "")
-                e.printOnDebug()
+                Timber.e(e)
                 stopSelf()
             }
         } else {
diff --git a/app/src/main/java/io/legado/app/service/WebTileService.kt b/app/src/main/java/io/legado/app/service/WebTileService.kt
index 44513962e..83bb09cff 100644
--- a/app/src/main/java/io/legado/app/service/WebTileService.kt
+++ b/app/src/main/java/io/legado/app/service/WebTileService.kt
@@ -6,7 +6,8 @@ import android.service.quicksettings.Tile
 import android.service.quicksettings.TileService
 import androidx.annotation.RequiresApi
 import io.legado.app.constant.IntentAction
-import io.legado.app.utils.printOnDebug
+import timber.log.Timber
+
 
 /**
  * web服务快捷开关
@@ -27,7 +28,7 @@ class WebTileService : TileService() {
                 }
             }
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         }
         return super.onStartCommand(intent, flags, startId)
     }
diff --git a/app/src/main/java/io/legado/app/ui/about/DonateFragment.kt b/app/src/main/java/io/legado/app/ui/about/DonateFragment.kt
index 857989643..94c7a7baf 100644
--- a/app/src/main/java/io/legado/app/ui/about/DonateFragment.kt
+++ b/app/src/main/java/io/legado/app/ui/about/DonateFragment.kt
@@ -7,7 +7,11 @@ import android.view.View
 import androidx.preference.Preference
 import androidx.preference.PreferenceFragmentCompat
 import io.legado.app.R
-import io.legado.app.utils.*
+import io.legado.app.utils.ACache
+import io.legado.app.utils.longToastOnUi
+import io.legado.app.utils.openUrl
+import io.legado.app.utils.sendToClip
+import timber.log.Timber
 
 class DonateFragment : PreferenceFragmentCompat() {
 
@@ -46,7 +50,7 @@ class DonateFragment : PreferenceFragmentCompat() {
             intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
             context.startActivity(intent)
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         } finally {
             ACache.get(requireContext(), cacheDir = false)
                 .put("proTime", System.currentTimeMillis())
diff --git a/app/src/main/java/io/legado/app/ui/association/FileAssociationViewModel.kt b/app/src/main/java/io/legado/app/ui/association/FileAssociationViewModel.kt
index 008d83dd3..53b3164b0 100644
--- a/app/src/main/java/io/legado/app/ui/association/FileAssociationViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/association/FileAssociationViewModel.kt
@@ -8,8 +8,9 @@ import io.legado.app.base.BaseViewModel
 import io.legado.app.model.NoStackTraceException
 import io.legado.app.model.localBook.LocalBook
 import io.legado.app.utils.isJson
-import io.legado.app.utils.printOnDebug
+
 import io.legado.app.utils.readText
+import timber.log.Timber
 import java.io.File
 
 class FileAssociationViewModel(application: Application) : BaseViewModel(application) {
@@ -54,7 +55,7 @@ class FileAssociationViewModel(application: Application) : BaseViewModel(applica
                 onLineImportLive.postValue(uri)
             }
         }.onError {
-            it.printOnDebug()
+            Timber.e(it)
             errorLiveData.postValue(it.localizedMessage)
         }
     }
diff --git a/app/src/main/java/io/legado/app/ui/association/ImportBookSourceViewModel.kt b/app/src/main/java/io/legado/app/ui/association/ImportBookSourceViewModel.kt
index 520886401..9c1c7b83f 100644
--- a/app/src/main/java/io/legado/app/ui/association/ImportBookSourceViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/association/ImportBookSourceViewModel.kt
@@ -17,6 +17,7 @@ import io.legado.app.help.http.okHttpClient
 import io.legado.app.help.http.text
 import io.legado.app.model.NoStackTraceException
 import io.legado.app.utils.*
+import timber.log.Timber
 
 class ImportBookSourceViewModel(app: Application) : BaseViewModel(app) {
     var isAddGroup = false
@@ -113,7 +114,7 @@ class ImportBookSourceViewModel(app: Application) : BaseViewModel(app) {
                 else -> throw NoStackTraceException(context.getString(R.string.wrong_format))
             }
         }.onError {
-            it.printOnDebug()
+            Timber.e(it)
             errorLiveData.postValue(it.localizedMessage ?: "")
         }.onSuccess {
             comparisonSource()
diff --git a/app/src/main/java/io/legado/app/ui/book/cache/CacheViewModel.kt b/app/src/main/java/io/legado/app/ui/book/cache/CacheViewModel.kt
index c667f8768..f0a52176c 100644
--- a/app/src/main/java/io/legado/app/ui/book/cache/CacheViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/book/cache/CacheViewModel.kt
@@ -28,6 +28,7 @@ import me.ag2s.epublib.domain.*
 import me.ag2s.epublib.epub.EpubWriter
 import me.ag2s.epublib.util.ResourceUtil
 import splitties.init.appCtx
+import timber.log.Timber
 import java.io.ByteArrayOutputStream
 import java.io.File
 import java.io.FileOutputStream
@@ -70,7 +71,7 @@ class CacheViewModel(application: Application) : BaseViewModel(application) {
             exportProgress.remove(book.bookUrl)
             exportMsg[book.bookUrl] = it.localizedMessage ?: "ERROR"
             upAdapterLiveData.postValue(book.bookUrl)
-            it.printOnDebug()
+            Timber.e(it)
         }.onSuccess {
             exportProgress.remove(book.bookUrl)
             exportMsg[book.bookUrl] = context.getString(R.string.export_success)
@@ -205,7 +206,7 @@ class CacheViewModel(application: Application) : BaseViewModel(application) {
             exportProgress.remove(book.bookUrl)
             exportMsg[book.bookUrl] = it.localizedMessage ?: "ERROR"
             upAdapterLiveData.postValue(book.bookUrl)
-            it.printOnDebug()
+            Timber.e(it)
         }.onSuccess {
             exportProgress.remove(book.bookUrl)
             exportMsg[book.bookUrl] = context.getString(R.string.export_success)
diff --git a/app/src/main/java/io/legado/app/ui/book/changesource/ChangeSourceViewModel.kt b/app/src/main/java/io/legado/app/ui/book/changesource/ChangeSourceViewModel.kt
index 84a7cafc3..5771fde07 100644
--- a/app/src/main/java/io/legado/app/ui/book/changesource/ChangeSourceViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/book/changesource/ChangeSourceViewModel.kt
@@ -17,10 +17,11 @@ import io.legado.app.help.coroutine.CompositeCoroutine
 import io.legado.app.model.webBook.WebBook
 import io.legado.app.utils.getPrefBoolean
 import io.legado.app.utils.getPrefString
-import io.legado.app.utils.printOnDebug
+
 import kotlinx.coroutines.*
 import kotlinx.coroutines.Dispatchers.IO
 import splitties.init.appCtx
+import timber.log.Timber
 import java.util.concurrent.CopyOnWriteArraySet
 import java.util.concurrent.Executors
 import kotlin.math.min
@@ -187,7 +188,7 @@ class ChangeSourceViewModel(application: Application) : BaseViewModel(applicatio
                     searchFinish(searchBook)
                 }
             }.onError {
-                it.printOnDebug()
+                Timber.e(it)
             }
     }
 
@@ -198,7 +199,7 @@ class ChangeSourceViewModel(application: Application) : BaseViewModel(applicatio
                 val searchBook: SearchBook = book.toSearchBook()
                 searchFinish(searchBook)
             }.onError {
-                it.printOnDebug()
+                Timber.e(it)
             }
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/book/explore/ExploreShowViewModel.kt b/app/src/main/java/io/legado/app/ui/book/explore/ExploreShowViewModel.kt
index eeadaeadc..acfbf2fcf 100644
--- a/app/src/main/java/io/legado/app/ui/book/explore/ExploreShowViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/book/explore/ExploreShowViewModel.kt
@@ -10,8 +10,9 @@ import io.legado.app.data.entities.BookSource
 import io.legado.app.data.entities.SearchBook
 import io.legado.app.model.webBook.WebBook
 import io.legado.app.utils.msg
-import io.legado.app.utils.printOnDebug
+
 import kotlinx.coroutines.Dispatchers.IO
+import timber.log.Timber
 
 class ExploreShowViewModel(application: Application) : BaseViewModel(application) {
 
@@ -43,7 +44,7 @@ class ExploreShowViewModel(application: Application) : BaseViewModel(application
                     appDb.searchBookDao.insert(*searchBooks.toTypedArray())
                     page++
                 }.onError {
-                    it.printOnDebug()
+                    Timber.e(it)
                     errorLiveData.postValue(it.msg)
                 }
         }
diff --git a/app/src/main/java/io/legado/app/ui/book/read/TextActionMenu.kt b/app/src/main/java/io/legado/app/ui/book/read/TextActionMenu.kt
index 976f34a2a..9a0ec9460 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/TextActionMenu.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/TextActionMenu.kt
@@ -24,6 +24,7 @@ import io.legado.app.databinding.ItemTextBinding
 import io.legado.app.databinding.PopupActionMenuBinding
 import io.legado.app.service.BaseReadAloudService
 import io.legado.app.utils.*
+import timber.log.Timber
 import java.util.*
 
 @SuppressLint("RestrictedApi")
@@ -209,7 +210,7 @@ class TextActionMenu(private val context: Context, private val callBack: CallBac
                     }
                     context.startActivity(intent)
                 }.onFailure {
-                    it.printOnDebug()
+                    Timber.e(it)
                     context.toastOnUi(it.localizedMessage ?: "ERROR")
                 }
             }
diff --git a/app/src/main/java/io/legado/app/ui/book/read/config/BgTextConfigDialog.kt b/app/src/main/java/io/legado/app/ui/book/read/config/BgTextConfigDialog.kt
index 8ca29f81c..6ff08a850 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/config/BgTextConfigDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/config/BgTextConfigDialog.kt
@@ -28,6 +28,7 @@ import io.legado.app.ui.book.read.ReadBookActivity
 import io.legado.app.ui.document.HandleFileContract
 import io.legado.app.utils.*
 import io.legado.app.utils.viewbindingdelegate.viewBinding
+import timber.log.Timber
 import java.io.File
 
 class BgTextConfigDialog : BaseDialogFragment(R.layout.dialog_read_bg_text) {
@@ -273,7 +274,7 @@ class BgTextConfigDialog : BaseDialogFragment(R.layout.dialog_read_bg_text) {
         }.onSuccess {
             toastOnUi("导出成功, 文件名为 $exportFileName")
         }.onError {
-            it.printOnDebug()
+            Timber.e(it)
             longToast("导出失败:${it.localizedMessage}")
         }
     }
@@ -310,7 +311,7 @@ class BgTextConfigDialog : BaseDialogFragment(R.layout.dialog_read_bg_text) {
             @Suppress("BlockingMethodInNonBlockingContext")
             importConfig(uri.readBytes(requireContext())!!)
         }.onError {
-            it.printOnDebug()
+            Timber.e(it)
             longToast("导入失败:${it.localizedMessage}")
         }
     }
@@ -324,7 +325,7 @@ class BgTextConfigDialog : BaseDialogFragment(R.layout.dialog_read_bg_text) {
             postEvent(EventBus.UP_CONFIG, true)
             toastOnUi("导入成功")
         }.onError {
-            it.printOnDebug()
+            Timber.e(it)
             longToast("导入失败:${it.localizedMessage}")
         }
     }
diff --git a/app/src/main/java/io/legado/app/ui/book/source/edit/BookSourceEditViewModel.kt b/app/src/main/java/io/legado/app/ui/book/source/edit/BookSourceEditViewModel.kt
index 71c5673d0..0038ed4db 100644
--- a/app/src/main/java/io/legado/app/ui/book/source/edit/BookSourceEditViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/book/source/edit/BookSourceEditViewModel.kt
@@ -11,6 +11,7 @@ import io.legado.app.help.http.okHttpClient
 import io.legado.app.model.NoStackTraceException
 import io.legado.app.utils.*
 import kotlinx.coroutines.Dispatchers
+import timber.log.Timber
 
 class BookSourceEditViewModel(application: Application) : BaseViewModel(application) {
 
@@ -48,7 +49,7 @@ class BookSourceEditViewModel(application: Application) : BaseViewModel(applicat
             success?.invoke()
         }.onError {
             context.toastOnUi(it.localizedMessage)
-            it.printOnDebug()
+            Timber.e(it)
         }
     }
 
@@ -62,7 +63,7 @@ class BookSourceEditViewModel(application: Application) : BaseViewModel(applicat
             }
         }.onError {
             context.toastOnUi(it.localizedMessage ?: "Error")
-            it.printOnDebug()
+            Timber.e(it)
         }
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/browser/WebViewModel.kt b/app/src/main/java/io/legado/app/ui/browser/WebViewModel.kt
index bcd77ad43..dd72acb5b 100644
--- a/app/src/main/java/io/legado/app/ui/browser/WebViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/browser/WebViewModel.kt
@@ -14,6 +14,7 @@ import io.legado.app.help.http.okHttpClient
 import io.legado.app.model.NoStackTraceException
 import io.legado.app.model.analyzeRule.AnalyzeUrl
 import io.legado.app.utils.*
+import timber.log.Timber
 import java.io.File
 import java.util.*
 
@@ -40,7 +41,7 @@ class WebViewModel(application: Application) : BaseViewModel(application) {
             success.invoke()
         }.onError {
             context.toastOnUi("error\n${it.localizedMessage}")
-            it.printOnDebug()
+            Timber.e(it)
         }
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/document/HandleFileViewModel.kt b/app/src/main/java/io/legado/app/ui/document/HandleFileViewModel.kt
index 11b50dfd7..14cf13334 100644
--- a/app/src/main/java/io/legado/app/ui/document/HandleFileViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/document/HandleFileViewModel.kt
@@ -9,8 +9,9 @@ import io.legado.app.constant.AppLog
 import io.legado.app.help.DirectLinkUpload
 import io.legado.app.utils.FileUtils
 import io.legado.app.utils.isContentScheme
-import io.legado.app.utils.printOnDebug
+
 import io.legado.app.utils.writeBytes
+import timber.log.Timber
 import java.io.File
 
 class HandleFileViewModel(application: Application) : BaseViewModel(application) {
@@ -29,7 +30,7 @@ class HandleFileViewModel(application: Application) : BaseViewModel(application)
             success.invoke(it)
         }.onError {
             AppLog.put("上传文件失败\n${it.localizedMessage}", it)
-            it.printOnDebug()
+            Timber.e(it)
             errorLiveData.postValue(it.localizedMessage)
         }
     }
@@ -49,7 +50,7 @@ class HandleFileViewModel(application: Application) : BaseViewModel(application)
                 Uri.fromFile(newFile)
             }
         }.onError {
-            it.printOnDebug()
+            Timber.e(it)
             errorLiveData.postValue(it.localizedMessage)
         }.onSuccess {
             success.invoke(it)
diff --git a/app/src/main/java/io/legado/app/ui/login/SourceLoginDialog.kt b/app/src/main/java/io/legado/app/ui/login/SourceLoginDialog.kt
index 6d8f089b2..556599ae7 100644
--- a/app/src/main/java/io/legado/app/ui/login/SourceLoginDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/login/SourceLoginDialog.kt
@@ -24,6 +24,7 @@ import kotlinx.coroutines.Dispatchers.Main
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import splitties.views.onClick
+import timber.log.Timber
 
 class SourceLoginDialog : BaseDialogFragment(R.layout.dialog_login) {
 
@@ -123,7 +124,7 @@ class SourceLoginDialog : BaseDialogFragment(R.layout.dialog_login) {
                     } catch (e: Exception) {
                         AppLog.put("登录出错\n${e.localizedMessage}", e)
                         context?.toastOnUi("登录出错\n${e.localizedMessage}")
-                        e.printOnDebug()
+                        Timber.e(e)
                     }
                 }
             }
diff --git a/app/src/main/java/io/legado/app/ui/main/MainViewModel.kt b/app/src/main/java/io/legado/app/ui/main/MainViewModel.kt
index b91451a63..8d5e1224a 100644
--- a/app/src/main/java/io/legado/app/ui/main/MainViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/main/MainViewModel.kt
@@ -17,8 +17,9 @@ import io.legado.app.model.CacheBook
 import io.legado.app.model.webBook.WebBook
 import io.legado.app.service.CacheBookService
 import io.legado.app.utils.postEvent
-import io.legado.app.utils.printOnDebug
+
 import kotlinx.coroutines.*
+import timber.log.Timber
 import java.util.concurrent.CopyOnWriteArraySet
 import java.util.concurrent.Executors
 import kotlin.math.min
@@ -126,7 +127,7 @@ class MainViewModel(application: Application) : BaseViewModel(application) {
             addDownload(source, book)
         }.onError(upTocPool) {
             AppLog.put("${book.name} 更新目录失败\n${it.localizedMessage}", it)
-            it.printOnDebug()
+            Timber.e(it)
         }.onCancel(upTocPool) {
             upTocCancel(book.bookUrl)
         }.onFinally(upTocPool) {
diff --git a/app/src/main/java/io/legado/app/ui/rss/article/RssArticlesViewModel.kt b/app/src/main/java/io/legado/app/ui/rss/article/RssArticlesViewModel.kt
index de87c3a55..808d37881 100644
--- a/app/src/main/java/io/legado/app/ui/rss/article/RssArticlesViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/rss/article/RssArticlesViewModel.kt
@@ -9,10 +9,11 @@ import io.legado.app.data.appDb
 import io.legado.app.data.entities.RssArticle
 import io.legado.app.data.entities.RssSource
 import io.legado.app.model.rss.Rss
-import io.legado.app.utils.printOnDebug
+
 import io.legado.app.utils.toastOnUi
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
+import timber.log.Timber
 
 class RssArticlesViewModel(application: Application) : BaseViewModel(application) {
     val loadFinally = MutableLiveData<Boolean>()
@@ -53,7 +54,7 @@ class RssArticlesViewModel(application: Application) : BaseViewModel(application
                 }
             }.onError {
                 loadFinally.postValue(false)
-                it.printOnDebug()
+                Timber.e(it)
                 context.toastOnUi(it.localizedMessage)
             }
     }
@@ -69,7 +70,7 @@ class RssArticlesViewModel(application: Application) : BaseViewModel(application
                     loadMoreSuccess(it.first)
                 }
                 .onError {
-                    it.printOnDebug()
+                    Timber.e(it)
                     loadFinally.postValue(false)
                 }
         } else {
diff --git a/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditViewModel.kt b/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditViewModel.kt
index 768a4b3b7..3f4ebfe95 100644
--- a/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/rss/source/edit/RssSourceEditViewModel.kt
@@ -7,9 +7,10 @@ import io.legado.app.data.appDb
 import io.legado.app.data.entities.RssSource
 import io.legado.app.utils.getClipText
 import io.legado.app.utils.msg
-import io.legado.app.utils.printOnDebug
+
 import io.legado.app.utils.toastOnUi
 import kotlinx.coroutines.Dispatchers
+import timber.log.Timber
 
 class RssSourceEditViewModel(application: Application) : BaseViewModel(application) {
 
@@ -41,7 +42,7 @@ class RssSourceEditViewModel(application: Application) : BaseViewModel(applicati
             success()
         }.onError {
             context.toastOnUi(it.localizedMessage)
-            it.printOnDebug()
+            Timber.e(it)
         }
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/widget/SearchView.kt b/app/src/main/java/io/legado/app/ui/widget/SearchView.kt
index b41d6b418..f2c289ef3 100644
--- a/app/src/main/java/io/legado/app/ui/widget/SearchView.kt
+++ b/app/src/main/java/io/legado/app/ui/widget/SearchView.kt
@@ -15,7 +15,8 @@ import android.view.Gravity
 import android.widget.TextView
 import androidx.appcompat.widget.SearchView
 import io.legado.app.R
-import io.legado.app.utils.printOnDebug
+import timber.log.Timber
+
 
 class SearchView @JvmOverloads constructor(
     context: Context,
@@ -43,7 +44,7 @@ class SearchView @JvmOverloads constructor(
             textView!!.setTextSize(TypedValue.COMPLEX_UNIT_SP, 14f)
             textView!!.gravity = Gravity.CENTER_VERTICAL
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         }
     }
 
diff --git a/app/src/main/java/io/legado/app/ui/widget/anima/explosion_field/Utils.kt b/app/src/main/java/io/legado/app/ui/widget/anima/explosion_field/Utils.kt
index 0974e4a97..d04de80f0 100644
--- a/app/src/main/java/io/legado/app/ui/widget/anima/explosion_field/Utils.kt
+++ b/app/src/main/java/io/legado/app/ui/widget/anima/explosion_field/Utils.kt
@@ -22,7 +22,8 @@ import android.graphics.Canvas
 import android.graphics.drawable.BitmapDrawable
 import android.view.View
 import android.widget.ImageView
-import io.legado.app.utils.printOnDebug
+import timber.log.Timber
+
 import kotlin.math.roundToInt
 
 object Utils {
@@ -66,7 +67,7 @@ object Utils {
         try {
             return Bitmap.createBitmap(width, height, config)
         } catch (e: OutOfMemoryError) {
-            e.printOnDebug()
+            Timber.e(e)
             if (retryCount > 0) {
                 System.gc()
                 return createBitmapSafely(width, height, config, retryCount - 1)
diff --git a/app/src/main/java/io/legado/app/ui/widget/font/FontAdapter.kt b/app/src/main/java/io/legado/app/ui/widget/font/FontAdapter.kt
index 5dcb8868a..7d4fe0ccb 100644
--- a/app/src/main/java/io/legado/app/ui/widget/font/FontAdapter.kt
+++ b/app/src/main/java/io/legado/app/ui/widget/font/FontAdapter.kt
@@ -8,6 +8,7 @@ import io.legado.app.base.adapter.ItemViewHolder
 import io.legado.app.base.adapter.RecyclerAdapter
 import io.legado.app.databinding.ItemFontBinding
 import io.legado.app.utils.*
+import timber.log.Timber
 import java.io.File
 import java.net.URLDecoder
 
@@ -41,7 +42,7 @@ class FontAdapter(context: Context, val callBack: CallBack) :
                 }
                 tvFont.typeface = typeface
             }.onFailure {
-                it.printOnDebug()
+                Timber.e(it)
                 context.toastOnUi("Read ${item.name} Error: ${it.localizedMessage}")
             }
             tvFont.text = item.name
diff --git a/app/src/main/java/io/legado/app/ui/widget/image/CircleImageView.kt b/app/src/main/java/io/legado/app/ui/widget/image/CircleImageView.kt
index 80b65c536..47893d6c6 100644
--- a/app/src/main/java/io/legado/app/ui/widget/image/CircleImageView.kt
+++ b/app/src/main/java/io/legado/app/ui/widget/image/CircleImageView.kt
@@ -20,8 +20,9 @@ import androidx.annotation.RequiresApi
 import androidx.appcompat.widget.AppCompatImageView
 import io.legado.app.R
 import io.legado.app.utils.getCompatColor
-import io.legado.app.utils.printOnDebug
+
 import io.legado.app.utils.sp
+import timber.log.Timber
 import kotlin.math.min
 import kotlin.math.pow
 
@@ -317,7 +318,7 @@ class CircleImageView @JvmOverloads constructor(
             drawable.draw(canvas)
             bitmap
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
             null
         }
 
diff --git a/app/src/main/java/io/legado/app/utils/ACache.kt b/app/src/main/java/io/legado/app/utils/ACache.kt
index 64f526dcf..11b448aa6 100644
--- a/app/src/main/java/io/legado/app/utils/ACache.kt
+++ b/app/src/main/java/io/legado/app/utils/ACache.kt
@@ -8,10 +8,10 @@ import android.graphics.Canvas
 import android.graphics.PixelFormat
 import android.graphics.drawable.BitmapDrawable
 import android.graphics.drawable.Drawable
-import android.util.Log
 import org.json.JSONArray
 import org.json.JSONObject
 import splitties.init.appCtx
+import timber.log.Timber
 import java.io.*
 import java.util.*
 import java.util.concurrent.atomic.AtomicInteger
@@ -70,11 +70,11 @@ class ACache private constructor(cacheDir: File, max_size: Long, max_count: Int)
     init {
         try {
             if (!cacheDir.exists() && !cacheDir.mkdirs()) {
-                Log.i("ACache", "can't make dirs in %s" + cacheDir.absolutePath)
+                Timber.i("can't make dirs in %s" + cacheDir.absolutePath)
             }
             mCache = ACacheManager(cacheDir, max_size, max_count)
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         }
 
     }
@@ -96,7 +96,7 @@ class ACache private constructor(cacheDir: File, max_size: Long, max_count: Int)
                 file.writeText(value)
                 mCache.put(file)
             } catch (e: Exception) {
-                e.printOnDebug()
+                Timber.e(e)
             }
         }
     }
@@ -131,7 +131,7 @@ class ACache private constructor(cacheDir: File, max_size: Long, max_count: Int)
                     removeFile = true
                 }
             } catch (e: IOException) {
-                e.printOnDebug()
+                Timber.e(e)
             } finally {
                 if (removeFile)
                     remove(key)
@@ -269,7 +269,7 @@ class ACache private constructor(cacheDir: File, max_size: Long, max_count: Int)
                     null
                 }
             } catch (e: Exception) {
-                e.printOnDebug()
+                Timber.e(e)
             } finally {
                 if (removeFile)
                     remove(key)
@@ -299,7 +299,7 @@ class ACache private constructor(cacheDir: File, max_size: Long, max_count: Int)
                 }
             }
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         }
     }
 
@@ -318,18 +318,18 @@ class ACache private constructor(cacheDir: File, max_size: Long, max_count: Int)
                 ois = ObjectInputStream(bis)
                 return ois.readObject()
             } catch (e: Exception) {
-                e.printOnDebug()
+                Timber.e(e)
             } finally {
                 try {
                     bis?.close()
                 } catch (e: IOException) {
-                    e.printOnDebug()
+                    Timber.e(e)
                 }
 
                 try {
                     ois?.close()
                 } catch (e: IOException) {
-                    e.printOnDebug()
+                    Timber.e(e)
                 }
 
             }
@@ -427,7 +427,7 @@ class ACache private constructor(cacheDir: File, max_size: Long, max_count: Int)
                     return f
                 }
             } catch (e: Exception) {
-                e.printOnDebug()
+                Timber.e(e)
             }
         }
         return null
@@ -488,7 +488,7 @@ class ACache private constructor(cacheDir: File, max_size: Long, max_count: Int)
                     }
                 }
             } catch (e: Exception) {
-                e.printOnDebug()
+                Timber.e(e)
             }
 
             return false
@@ -662,7 +662,7 @@ class ACache private constructor(cacheDir: File, max_size: Long, max_count: Int)
                         cacheCount.set(count)
                     }
                 } catch (e: Exception) {
-                    e.printOnDebug()
+                    Timber.e(e)
                 }
 
 
@@ -693,7 +693,7 @@ class ACache private constructor(cacheDir: File, max_size: Long, max_count: Int)
                 file.setLastModified(currentTime)
                 lastUsageDates[file] = currentTime
             } catch (e: Exception) {
-                e.printOnDebug()
+                Timber.e(e)
             }
 
         }
@@ -727,7 +727,7 @@ class ACache private constructor(cacheDir: File, max_size: Long, max_count: Int)
                     }
                 }
             } catch (e: Exception) {
-                e.printOnDebug()
+                Timber.e(e)
             }
 
         }
@@ -767,7 +767,7 @@ class ACache private constructor(cacheDir: File, max_size: Long, max_count: Int)
                 }
                 return fileSize
             } catch (e: Exception) {
-                e.printOnDebug()
+                Timber.e(e)
                 return 0
             }
 
diff --git a/app/src/main/java/io/legado/app/utils/ContextExtensions.kt b/app/src/main/java/io/legado/app/utils/ContextExtensions.kt
index 3b6156a7c..35b7d00ac 100644
--- a/app/src/main/java/io/legado/app/utils/ContextExtensions.kt
+++ b/app/src/main/java/io/legado/app/utils/ContextExtensions.kt
@@ -27,6 +27,7 @@ import androidx.preference.PreferenceManager
 import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel
 import io.legado.app.R
 import io.legado.app.constant.AppConst
+import timber.log.Timber
 import java.io.File
 import java.io.FileOutputStream
 
@@ -158,7 +159,7 @@ val Context.sysScreenOffTime: Int
             screenOffTime =
                 Settings.System.getInt(contentResolver, Settings.System.SCREEN_OFF_TIMEOUT)
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         }
         return screenOffTime
     }
@@ -316,7 +317,7 @@ val Context.channel: String
             val appInfo = pm.getApplicationInfo(packageName, PackageManager.GET_META_DATA)
             return appInfo.metaData.getString("channel") ?: ""
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         }
         return ""
     }
diff --git a/app/src/main/java/io/legado/app/utils/DocumentUtils.kt b/app/src/main/java/io/legado/app/utils/DocumentUtils.kt
index 0604aaacb..40274b8a3 100644
--- a/app/src/main/java/io/legado/app/utils/DocumentUtils.kt
+++ b/app/src/main/java/io/legado/app/utils/DocumentUtils.kt
@@ -5,6 +5,7 @@ import android.database.Cursor
 import android.net.Uri
 import android.provider.DocumentsContract
 import androidx.documentfile.provider.DocumentFile
+import timber.log.Timber
 import java.nio.charset.Charset
 import java.util.*
 
@@ -131,7 +132,7 @@ object DocumentUtils {
                 }
             }
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         } finally {
             cursor?.close()
         }
diff --git a/app/src/main/java/io/legado/app/utils/FileUtils.kt b/app/src/main/java/io/legado/app/utils/FileUtils.kt
index 81facf72d..6370bc300 100644
--- a/app/src/main/java/io/legado/app/utils/FileUtils.kt
+++ b/app/src/main/java/io/legado/app/utils/FileUtils.kt
@@ -5,6 +5,7 @@ import android.webkit.MimeTypeMap
 import androidx.annotation.IntDef
 import io.legado.app.ui.document.utils.ConvertUtils
 import splitties.init.appCtx
+import timber.log.Timber
 import java.io.*
 import java.nio.charset.Charset
 import java.text.SimpleDateFormat
@@ -46,7 +47,7 @@ object FileUtils {
                 file.createNewFile()
             }
         } catch (e: IOException) {
-            e.printOnDebug()
+            Timber.e(e)
         }
         return file
     }
@@ -116,8 +117,8 @@ object FileUtils {
         var sdCardDirectory = Environment.getExternalStorageDirectory().absolutePath
         try {
             sdCardDirectory = File(sdCardDirectory).canonicalPath
-        } catch (ioe: IOException) {
-            ioe.printOnDebug()
+        } catch (e: IOException) {
+            Timber.e(e)
         }
         return sdCardDirectory
     }
diff --git a/app/src/main/java/io/legado/app/utils/GsonExtensions.kt b/app/src/main/java/io/legado/app/utils/GsonExtensions.kt
index a73233235..a409410ff 100644
--- a/app/src/main/java/io/legado/app/utils/GsonExtensions.kt
+++ b/app/src/main/java/io/legado/app/utils/GsonExtensions.kt
@@ -3,6 +3,7 @@ package io.legado.app.utils
 import com.google.gson.*
 import com.google.gson.internal.LinkedTreeMap
 import com.google.gson.reflect.TypeToken
+import timber.log.Timber
 import java.lang.reflect.ParameterizedType
 import java.lang.reflect.Type
 import kotlin.math.ceil
@@ -26,7 +27,7 @@ inline fun <reified T> Gson.fromJsonObject(json: String?): T? {//可转成任意
     return kotlin.runCatching {
         fromJson(json, genericType<T>()) as? T
     }.onFailure {
-        it.printOnDebug()
+        Timber.e(it)
     }.getOrNull()
 }
 
@@ -34,7 +35,7 @@ inline fun <reified T> Gson.fromJsonArray(json: String?): List<T>? {
     return kotlin.runCatching {
         fromJson(json, ParameterizedTypeImpl(T::class.java)) as? List<T>
     }.onFailure {
-        it.printOnDebug()
+        Timber.e(it)
     }.getOrNull()
 }
 
diff --git a/app/src/main/java/io/legado/app/utils/LogUtils.kt b/app/src/main/java/io/legado/app/utils/LogUtils.kt
index f7e804d77..96bda9b86 100644
--- a/app/src/main/java/io/legado/app/utils/LogUtils.kt
+++ b/app/src/main/java/io/legado/app/utils/LogUtils.kt
@@ -3,7 +3,6 @@
 package io.legado.app.utils
 
 import android.annotation.SuppressLint
-import io.legado.app.BuildConfig
 import splitties.init.appCtx
 import java.text.SimpleDateFormat
 import java.util.*
@@ -71,12 +70,6 @@ object LogUtils {
     }
 }
 
-fun Throwable.printOnDebug() {
-    if (BuildConfig.DEBUG) {
-        printStackTrace()
-    }
-}
-
 fun dLog(tag: String, msg: String) {
     LogUtils.d(tag, msg)
 }
diff --git a/app/src/main/java/io/legado/app/utils/MD5Utils.kt b/app/src/main/java/io/legado/app/utils/MD5Utils.kt
index 829799597..4c4c6959c 100644
--- a/app/src/main/java/io/legado/app/utils/MD5Utils.kt
+++ b/app/src/main/java/io/legado/app/utils/MD5Utils.kt
@@ -1,5 +1,6 @@
 package io.legado.app.utils
 
+import timber.log.Timber
 import java.security.MessageDigest
 import java.security.NoSuchAlgorithmException
 
@@ -25,7 +26,7 @@ object MD5Utils {
             }
             reStr = stringBuffer.toString()
         } catch (e: NoSuchAlgorithmException) {
-            e.printOnDebug()
+            Timber.e(e)
         }
 
         return reStr
diff --git a/app/src/main/java/io/legado/app/utils/NetworkUtils.kt b/app/src/main/java/io/legado/app/utils/NetworkUtils.kt
index 951cf8cde..6c33aed99 100644
--- a/app/src/main/java/io/legado/app/utils/NetworkUtils.kt
+++ b/app/src/main/java/io/legado/app/utils/NetworkUtils.kt
@@ -4,6 +4,7 @@ import android.net.ConnectivityManager
 import android.net.NetworkCapabilities
 import android.os.Build
 import splitties.systemservices.connectivityManager
+import timber.log.Timber
 import java.net.InetAddress
 import java.net.NetworkInterface
 import java.net.SocketException
@@ -114,7 +115,7 @@ object NetworkUtils {
             relativeUrl = parseUrl.toString()
             return relativeUrl
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         }
         return relativeUrl
     }
@@ -130,7 +131,7 @@ object NetworkUtils {
             relativeUrl = parseUrl.toString()
             return relativeUrl
         } catch (e: Exception) {
-            e.printOnDebug()
+            Timber.e(e)
         }
         return relativeUrl
     }
@@ -158,7 +159,7 @@ object NetworkUtils {
         try {
             enumeration = NetworkInterface.getNetworkInterfaces()
         } catch (e: SocketException) {
-            e.printOnDebug()
+            Timber.e(e)
         }
 
         if (enumeration != null) {
diff --git a/app/src/main/java/io/legado/app/utils/RealPathUtil.kt b/app/src/main/java/io/legado/app/utils/RealPathUtil.kt
index 7205ba078..c502c97b9 100644
--- a/app/src/main/java/io/legado/app/utils/RealPathUtil.kt
+++ b/app/src/main/java/io/legado/app/utils/RealPathUtil.kt
@@ -9,6 +9,7 @@ import android.os.Build
 import android.os.Environment
 import android.provider.DocumentsContract
 import android.provider.MediaStore
+import timber.log.Timber
 import java.io.File
 import java.io.FileInputStream
 import java.io.FileOutputStream
@@ -111,7 +112,7 @@ object RealPathUtil {
                 return cursor.getString(index)
             }
         } catch (e: IllegalArgumentException) {
-            e.printOnDebug()
+            Timber.e(e)
             val file = File(context.cacheDir, "tmp")
             val filePath = file.absolutePath
             var input: FileInputStream? = null
@@ -130,7 +131,7 @@ object RealPathUtil {
                 }
                 return File(filePath).absolutePath
             } catch (ignored: IOException) {
-                ignored.printOnDebug()
+                Timber.e(ignored)
             } finally {
                 input?.close()
                 output?.close()
diff --git a/app/src/main/java/io/legado/app/utils/StringUtils.kt b/app/src/main/java/io/legado/app/utils/StringUtils.kt
index c12c0dcc8..6d9d49eca 100644
--- a/app/src/main/java/io/legado/app/utils/StringUtils.kt
+++ b/app/src/main/java/io/legado/app/utils/StringUtils.kt
@@ -2,6 +2,7 @@ package io.legado.app.utils
 
 import android.annotation.SuppressLint
 import android.text.TextUtils.isEmpty
+import timber.log.Timber
 import java.text.DecimalFormat
 import java.text.SimpleDateFormat
 import java.util.*
@@ -95,7 +96,7 @@ object StringUtils {
                 }
             }
         }.onFailure {
-            it.printOnDebug()
+            Timber.e(it)
         }
         return ""
     }
diff --git a/app/src/main/java/io/legado/app/utils/SystemUtils.kt b/app/src/main/java/io/legado/app/utils/SystemUtils.kt
index 15162d7a3..af953f294 100644
--- a/app/src/main/java/io/legado/app/utils/SystemUtils.kt
+++ b/app/src/main/java/io/legado/app/utils/SystemUtils.kt
@@ -8,6 +8,7 @@ import android.content.Intent
 import android.net.Uri
 import android.os.PowerManager
 import android.provider.Settings
+import timber.log.Timber
 
 
 @Suppress("unused")
@@ -21,7 +22,7 @@ object SystemUtils {
                 Settings.System.SCREEN_OFF_TIMEOUT
             )
         }.onFailure {
-            it.printOnDebug()
+            Timber.e(it)
         }
 
         return screenOffTime
diff --git a/app/src/main/java/io/legado/app/utils/UriExtensions.kt b/app/src/main/java/io/legado/app/utils/UriExtensions.kt
index 0e2a318fb..55fe96450 100644
--- a/app/src/main/java/io/legado/app/utils/UriExtensions.kt
+++ b/app/src/main/java/io/legado/app/utils/UriExtensions.kt
@@ -9,6 +9,7 @@ import io.legado.app.R
 import io.legado.app.lib.permission.Permissions
 import io.legado.app.lib.permission.PermissionsCompat
 import io.legado.app.model.NoStackTraceException
+import timber.log.Timber
 import java.io.File
 
 fun Uri.isContentScheme() = this.scheme == "content"
@@ -42,7 +43,7 @@ fun AppCompatActivity.readUri(uri: Uri?, success: (name: String, bytes: ByteArra
                 .request()
         }
     } catch (e: Exception) {
-        e.printOnDebug()
+        Timber.e(e)
         toastOnUi(e.localizedMessage ?: "read uri error")
     }
 }
@@ -76,7 +77,7 @@ fun Fragment.readUri(uri: Uri?, success: (name: String, bytes: ByteArray) -> Uni
                 .request()
         }
     } catch (e: Exception) {
-        e.printOnDebug()
+        Timber.e(e)
         toastOnUi(e.localizedMessage ?: "read uri error")
     }
 }
diff --git a/app/src/main/java/io/legado/app/utils/ViewExtensions.kt b/app/src/main/java/io/legado/app/utils/ViewExtensions.kt
index 700dda057..05f96defe 100644
--- a/app/src/main/java/io/legado/app/utils/ViewExtensions.kt
+++ b/app/src/main/java/io/legado/app/utils/ViewExtensions.kt
@@ -22,6 +22,7 @@ import androidx.viewpager.widget.ViewPager
 import io.legado.app.help.AppConfig
 import io.legado.app.lib.theme.TintHelper
 import splitties.init.appCtx
+import timber.log.Timber
 import java.lang.reflect.Field
 
 
@@ -171,6 +172,6 @@ fun PopupMenu.show(x: Int, y: Int) {
         field.isAccessible = true
         (field.get(this) as MenuPopupHelper).show(x, y)
     }.onFailure {
-        it.printOnDebug()
+        Timber.e(it)
     }
 }
\ No newline at end of file
diff --git a/app/src/main/java/io/legado/app/utils/ZipUtils.kt b/app/src/main/java/io/legado/app/utils/ZipUtils.kt
index c3cef46cb..ebfcdc13e 100644
--- a/app/src/main/java/io/legado/app/utils/ZipUtils.kt
+++ b/app/src/main/java/io/legado/app/utils/ZipUtils.kt
@@ -369,7 +369,7 @@ object ZipUtils {
         return try {
             file.createNewFile()
         } catch (e: IOException) {
-            e.printOnDebug()
+            Timber.e(e)
             false
         }
     }
diff --git a/app/src/main/java/io/legado/app/web/socket/BookSourceDebugWebSocket.kt b/app/src/main/java/io/legado/app/web/socket/BookSourceDebugWebSocket.kt
index 4bf0ef35f..62abbdec2 100644
--- a/app/src/main/java/io/legado/app/web/socket/BookSourceDebugWebSocket.kt
+++ b/app/src/main/java/io/legado/app/web/socket/BookSourceDebugWebSocket.kt
@@ -10,6 +10,7 @@ import io.legado.app.utils.*
 import kotlinx.coroutines.*
 import kotlinx.coroutines.Dispatchers.IO
 import splitties.init.appCtx
+import timber.log.Timber
 import java.io.IOException
 
 
@@ -86,7 +87,7 @@ class BookSourceDebugWebSocket(handshakeRequest: NanoHTTPD.IHTTPSession) :
                     close(NanoWSD.WebSocketFrame.CloseCode.NormalClosure, "调试结束", false)
                 }
             }.onFailure {
-                it.printOnDebug()
+                Timber.e(it)
             }
         }
     }
diff --git a/app/src/main/java/io/legado/app/web/socket/RssSourceDebugWebSocket.kt b/app/src/main/java/io/legado/app/web/socket/RssSourceDebugWebSocket.kt
index f99c0a7e2..73a1f87b2 100644
--- a/app/src/main/java/io/legado/app/web/socket/RssSourceDebugWebSocket.kt
+++ b/app/src/main/java/io/legado/app/web/socket/RssSourceDebugWebSocket.kt
@@ -10,6 +10,7 @@ import io.legado.app.utils.*
 import kotlinx.coroutines.*
 import kotlinx.coroutines.Dispatchers.IO
 import splitties.init.appCtx
+import timber.log.Timber
 import java.io.IOException
 
 
@@ -85,7 +86,7 @@ class RssSourceDebugWebSocket(handshakeRequest: NanoHTTPD.IHTTPSession) :
                     close(NanoWSD.WebSocketFrame.CloseCode.NormalClosure, "调试结束", false)
                 }
             }.onFailure {
-                it.printOnDebug()
+                Timber.e(it)
             }
         }
     }