diff --git a/.idea/misc.xml b/.idea/misc.xml
index 5d199810..fbb68289 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -37,7 +37,7 @@
     <ConfirmationsSetting value="0" id="Add" />
     <ConfirmationsSetting value="0" id="Remove" />
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" default="true" assert-keyword="true" jdk-15="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" assert-keyword="true" jdk-15="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">
diff --git a/Aria/build.gradle b/Aria/build.gradle
index a4c51283..3fb2343a 100644
--- a/Aria/build.gradle
+++ b/Aria/build.gradle
@@ -7,8 +7,8 @@ android {
   defaultConfig {
     minSdkVersion 9
     targetSdkVersion 23
-    versionCode 79
-    versionName "2.3.1"
+    versionCode 80
+    versionName "2.3.2"
   }
   buildTypes {
     release {
diff --git a/Aria/src/main/java/com/arialyy/aria/core/command/CancelCmd.java b/Aria/src/main/java/com/arialyy/aria/core/command/CancelCmd.java
index bac903de..9e80372d 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/command/CancelCmd.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/command/CancelCmd.java
@@ -14,7 +14,6 @@
  * limitations under the License.
  */
 
-
 package com.arialyy.aria.core.command;
 
 import com.arialyy.aria.core.DownloadEntity;
@@ -40,7 +39,9 @@ class CancelCmd extends IDownloadCmd {
       task = mQueue.createTask(mTarget, mEntity);
     }
     if (task != null) {
-      task.setmTargetName(mTarget.getClass().getName());
+      if (mTarget != null) {
+        task.setTargetName(mTarget.getClass().getName());
+      }
       mQueue.cancelTask(task);
     }
   }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/command/SingleCmd.java b/Aria/src/main/java/com/arialyy/aria/core/command/SingleCmd.java
index fda9cff9..a45f0b2f 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/command/SingleCmd.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/command/SingleCmd.java
@@ -42,7 +42,7 @@ class SingleCmd extends IDownloadCmd {
     } else {
       Log.w(TAG, "添加命令执行失败，【该任务已经存在】");
     }
-    task.setmTargetName(mTarget.getClass().getName());
+    task.setTargetName(mTarget.getClass().getName());
     mQueue.startTask(task);
   }
 }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/command/StartCmd.java b/Aria/src/main/java/com/arialyy/aria/core/command/StartCmd.java
index 66f06118..d30c0b77 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/command/StartCmd.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/command/StartCmd.java
@@ -39,7 +39,7 @@ class StartCmd extends IDownloadCmd {
       task = mQueue.createTask(mTarget, mEntity);
     }
     if (task != null) {
-      task.setmTargetName(mTarget.getClass().getName());
+      task.setTargetName(mTarget.getClass().getName());
       mQueue.startTask(task);
     }
   }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/command/StopCmd.java b/Aria/src/main/java/com/arialyy/aria/core/command/StopCmd.java
index 9002b90b..611f6e12 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/command/StopCmd.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/command/StopCmd.java
@@ -14,7 +14,6 @@
  * limitations under the License.
  */
 
-
 package com.arialyy.aria.core.command;
 
 import android.util.Log;
@@ -48,7 +47,9 @@ class StopCmd extends IDownloadCmd {
         Log.w(TAG, "停止命令执行失败，【调度器中没有该任务】");
       }
     } else {
-      task.setmTargetName(mTarget.getClass().getName());
+      if (mTarget != null) {
+        task.setTargetName(mTarget.getClass().getName());
+      }
       mQueue.stopTask(task);
     }
   }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/task/Task.java b/Aria/src/main/java/com/arialyy/aria/core/task/Task.java
index 8aa4d918..8b29994e 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/task/Task.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/task/Task.java
@@ -76,7 +76,7 @@ public class Task {
     return mTargetName;
   }
 
-  public void setmTargetName(String targetName) {
+  public void setTargetName(String targetName) {
     this.mTargetName = targetName;
   }
 
@@ -206,7 +206,7 @@ public class Task {
     public Task build() {
       Task task = new Task(context, downloadEntity);
       task.mOutHandler = outHandler;
-      task.setmTargetName(targetName);
+      task.setTargetName(targetName);
       downloadEntity.save();
       return task;
     }
diff --git a/README.md b/README.md
index 3e9001d0..710f0784 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ Aria，致力于让下载傻瓜化</br>
 ## 下载
 [![Download](https://api.bintray.com/packages/arialyy/maven/Aria/images/download.svg)](https://bintray.com/arialyy/maven/Aria/_latestVersion)</br>
 ```java
-compile 'com.arialyy.aria:Aria:2.3.1'
+compile 'com.arialyy.aria:Aria:2.3.2'
 ```