diff --git a/core/java/android/app/Fragment.java b/core/java/android/app/Fragment.java
index 02a898b33dd1a..8fcc54f88d6a7 100644
--- a/core/java/android/app/Fragment.java
+++ b/core/java/android/app/Fragment.java
@@ -1033,7 +1033,7 @@ public class Fragment implements ComponentCallbacks2, OnCreateContextMenuListene
      *                        false if it is not.
      */
     public void setUserVisibleHint(boolean isVisibleToUser) {
-        if (!mUserVisibleHint && isVisibleToUser && mState < STARTED) {
+        if (!mUserVisibleHint && isVisibleToUser && mState < STARTED && mFragmentManager != null) {
             mFragmentManager.performPendingDeferredStart(this);
         }
         mUserVisibleHint = isVisibleToUser;