diff --git a/core/java/android/app/ActivityThread.java b/core/java/android/app/ActivityThread.java
index 90fab410610b3..3528daca18352 100644
--- a/core/java/android/app/ActivityThread.java
+++ b/core/java/android/app/ActivityThread.java
@@ -5032,7 +5032,9 @@ public final class ActivityThread {
      * @hide
      */
     public void stopProfiling() {
-        mProfiler.stopProfiling();
+        if (mProfiler != null) {
+            mProfiler.stopProfiling();
+        }
     }
 
     static final void handleDumpHeap(boolean managed, DumpHeapData dhd) {