mitigate minor race condition

2d-inc · Sep 14, 2019 · 84535f2 · 84535f2
1 parent 78c8bc2
commit 84535f2
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/flare_flutter/lib/flare_spammer_actor.dart b/flare_flutter/lib/flare_spammer_actor.dart
@@ -141,7 +141,7 @@ class _FlareSpammerRenderObject extends FlareRenderBox {
   @override
   void onUnload() {
     _repaintAnimations.clear();
-    controller.removeListener(fireHeart);
+    controller?.removeListener(fireHeart);
   }
 
   String get filename => _filename;