diff --git a/PublicComponent/src/main/java/com/arialyy/aria/core/group/AbsSubDLoadUtil.java b/PublicComponent/src/main/java/com/arialyy/aria/core/group/AbsSubDLoadUtil.java
index 1af9c2fa..3ddcc0ad 100644
--- a/PublicComponent/src/main/java/com/arialyy/aria/core/group/AbsSubDLoadUtil.java
+++ b/PublicComponent/src/main/java/com/arialyy/aria/core/group/AbsSubDLoadUtil.java
@@ -44,7 +44,6 @@ public abstract class AbsSubDLoadUtil implements IUtil, Runnable {
   private boolean needGetInfo;
   private boolean isStop = false, isCancel = false;
   private String parentKey;
-  private IDLoadListener mListener;
 
   /**
    * @param schedulers 调度器
@@ -53,62 +52,10 @@ public abstract class AbsSubDLoadUtil implements IUtil, Runnable {
   protected AbsSubDLoadUtil(DTaskWrapper taskWrapper, Handler schedulers, boolean needGetInfo, String parentKey) {
     mWrapper = taskWrapper;
     mSchedulers = schedulers;
-    mListener=createListener();
     this.parentKey = parentKey;
     this.needGetInfo = needGetInfo;
     mDLoader = getLoader();
   }
-  private IDLoadListener createListener() {
-    return new IDLoadListener() {
-      @Override
-      public void onPostPre(long fileSize) {
-      }
-
-      @Override
-      public void supportBreakpoint(boolean support) {
-      }
-
-      @Override
-      public void onPre() {
-      }
-
-      @Override
-      public void onStart(long startLocation) {
-      }
-
-      @Override
-      public void onResume(long resumeLocation) {
-      }
-
-      @Override
-      public void onProgress(long currentLocation) {
-        Message msg =getSchedulers().obtainMessage(IThreadStateManager.STATE_RUNNING, currentLocation);
-        Bundle b = new Bundle();
-        msg.setData(b);
-        b.putString(IThreadStateManager.DATA_THREAD_NAME, getKey());
-        msg.sendToTarget();
-      }
-
-      @Override
-      public void onStop(long stopLocation) {
-      }
-
-      @Override
-      public void onComplete() {
-      }
-
-      @Override
-      public void onCancel() {
-      }
-
-      @Override
-      public void onFail(boolean needRetry, AriaException e) {
-      }
-
-
-    };
-
-  }
 
   /**
    * 创建加载器
@@ -150,7 +97,7 @@ public abstract class AbsSubDLoadUtil implements IUtil, Runnable {
       return;
     }
     buildLoaderStructure();
-    mDLoader.run();
+    new Thread(mDLoader).start();
   }
 
   /**