fix memory leak, #78

phetsims · Apr 24, 2017 · 4eb4663 · 4eb4663
1 parent 81bc1bb
commit 4eb4663
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/js/linegame/view/ChallengeNode.js b/js/linegame/view/ChallengeNode.js
@@ -201,14 +201,14 @@ define( function( require ) {
         model.playStateProperty.set( PlayState.SECOND_CHECK );
       }
     };
-    model.challengeProperty.get().guessProperty.link( guessObserver ); // unlink in dispose
+    challenge.guessProperty.link( guessObserver ); // unlink in dispose
 
     // @private called by dispose
     this.disposeChallengeNode = function() {
       pointToolNode1.dispose();
       pointToolNode2.dispose();
       model.playStateProperty.unlink( playStateObserver );
-      model.challengeProperty.get().guessProperty.unlink( guessObserver );
+      challenge.guessProperty.unlink( guessObserver );
     };
   }