diff --git a/app/src/main/java/com/ik/mboxlauncher/ui/Launcher.java b/app/src/main/java/com/ik/mboxlauncher/ui/Launcher.java
index 5b0c289..8f9cf25 100644
--- a/app/src/main/java/com/ik/mboxlauncher/ui/Launcher.java
+++ b/app/src/main/java/com/ik/mboxlauncher/ui/Launcher.java
@@ -293,6 +293,10 @@ public class Launcher extends FragmentActivity  implements SplashView.SplashAdLi
 
         ADSWindowManager.init(this);
         bindAdsWindowMultiView();
+        //内存不足时释放单列所有Fragment 打开设置按Home出现单个Fragment异常
+        if(FragmentManager.getInstance()!=null){
+            FragmentManager.getInstance().destory();
+        }
     }
 
 
@@ -711,6 +715,7 @@ public boolean onGenericMotionEvent(MotionEvent event) {
             displayStatus();
         }else if(MessageEvent.ACTION_UPADATE_APPS_SOURCE.equals(event.action)){
             if(currentFragment!=null&&currentFragment instanceof AppsFragment){
+                LogUtils.loge("Launcher onMessageEvent===>"+event.action);
                 currentFragment.onResumeFragment(event);
             }
 
@@ -718,6 +723,11 @@ public boolean onGenericMotionEvent(MotionEvent event) {
 
     }
 
+    @Override
+    public void setFragmentsDisableRefreshDataFlag() {
+
+    }
+
     private void displayStatus() {
 
         runOnUiThread(new Runnable() {