diff --git a/OCH/mogo-och-bus/src/main/java/com/mogo/och/bus/BusProvider.java b/OCH/mogo-och-bus/src/main/java/com/mogo/och/bus/BusProvider.java
index 629183bbb7..7e04f66bd0 100644
--- a/OCH/mogo-och-bus/src/main/java/com/mogo/och/bus/BusProvider.java
+++ b/OCH/mogo-och-bus/src/main/java/com/mogo/och/bus/BusProvider.java
@@ -60,7 +60,9 @@ public class BusProvider implements IMogoOCH {
             } else {
                 busFragment = new BusFragment();
             }
-            supportFragmentManager.beginTransaction().add(containerId, busFragment, BusFragment.TAG).commitAllowingStateLoss();
+            if(!busFragment.isAdded()) {
+                supportFragmentManager.beginTransaction().add(containerId, busFragment, BusFragment.TAG).commitAllowingStateLoss();
+            }
             return;
         }
         CallerLogger.INSTANCE.d(TAG, "准备show fragment");