diff --git a/main/src/main/java/com/yunbao/main/activity/LoginActivity.java b/main/src/main/java/com/yunbao/main/activity/LoginActivity.java
index dae7de39c..0709595e3 100644
--- a/main/src/main/java/com/yunbao/main/activity/LoginActivity.java
+++ b/main/src/main/java/com/yunbao/main/activity/LoginActivity.java
@@ -121,7 +121,8 @@ public class LoginActivity extends AbsActivity {
         findViewById(R.id.btn_back).setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View view) {
-                finish();
+                //finish();
+                RouteUtil.forwardLauncher(LoginActivity.this);
             }
         });
 
diff --git a/main/src/main/java/com/yunbao/main/activity/MainActivity.java b/main/src/main/java/com/yunbao/main/activity/MainActivity.java
index 987edb8f7..3d0d61ddf 100644
--- a/main/src/main/java/com/yunbao/main/activity/MainActivity.java
+++ b/main/src/main/java/com/yunbao/main/activity/MainActivity.java
@@ -313,7 +313,12 @@ public class MainActivity extends AbsActivity implements MainAppBarLayoutListene
             @Override
             public void onPageSelected(int position) {
                 if(mTabButtonGroup.getCurPosition()!=position){
-                    System.err.println("重连IM");
+                    System.err.println("重连IM:"+IMLoginManager.isLogin(mContext));
+                    if(!IMLoginManager.isLogin(mContext)){
+                        //IMLoginManager.get(mContext).setupLoginUser();
+                        RouteUtil.forwardLoginInvalid("登錄失效");
+                        return;
+                    }
                     RongcloudIMManager.connectIM(mContext.getApplication());
                     position = 0;
                     mTabButtonGroup.setCurPosition(0);