diff --git a/src/com/android/settings/applications/RunningServiceDetails.java b/src/com/android/settings/applications/RunningServiceDetails.java
index 631e7477c01..ff074a5f304 100644
--- a/src/com/android/settings/applications/RunningServiceDetails.java
+++ b/src/com/android/settings/applications/RunningServiceDetails.java
@@ -554,6 +554,7 @@ public class RunningServiceDetails extends Fragment
 
     @Override
     public void onRefreshUi(int what) {
+        if (getActivity() == null) return;
         switch (what) {
             case REFRESH_TIME:
                 updateTimes();