Fix the error when there's no radioGroup

angular · Nov 1, 2016 · 7c7cff7 · 7c7cff7
1 parent 4f8ccb4
commit 7c7cff7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/lib/radio/radio.ts b/src/lib/radio/radio.ts
@@ -420,7 +420,7 @@ export class MdRadioButton implements OnInit {
     // emit its event object to the `change` output.
     event.stopPropagation();
 
-    let groupValueChanged = this.value != this.radioGroup.value;
+    let groupValueChanged = this.radioGroup && this.value != this.radioGroup.value;
     this.checked = true;
     this._emitChangeEvent();