Fix error when creating uneditable blocks with mutators.

google · Feb 7, 2015 · d05177e · d05177e
1 parent 9e81d41
commit d05177e
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Showing 2 changed files with 5 additions and 3 deletions.
diff --git a/blockly_compressed.js b/blockly_compressed.js
diff --git a/core/mutator.js b/core/mutator.js
@@ -136,8 +136,10 @@ Blockly.Mutator.prototype.updateEditable = function() {
   } else {
     // Close any mutator bubble.  Icon is not clickable.
     this.setVisible(false);
-    Blockly.removeClass_(/** @type {!Element} */ (this.iconGroup_),
-                         'blocklyIconGroup');
+    if (this.iconGroup_) {
+      Blockly.removeClass_(/** @type {!Element} */ (this.iconGroup_),
+                           'blocklyIconGroup');
+    }
   }
 };