1 files changed, 3 insertions, 1 deletions
diff --git a/services/core/java/com/android/server/am/ActivityStackSupervisor.java b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
index 28ea006..49b13c5 100644
--- a/services/core/java/com/android/server/am/ActivityStackSupervisor.java
+++ b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
@@ -3936,7 +3936,9 @@ public final class ActivityStackSupervisor implements DisplayListener {
     }
 
     void showLockTaskToast() {
-        mLockTaskNotify.showToast(mLockTaskModeState);
+        if (mLockTaskNotify != null) {
+            mLockTaskNotify.showToast(mLockTaskModeState);
+        }
     }
 
     void showLockTaskEscapeMessageLocked(TaskRecord task) {