🐛Fix missing iframe error in safeframe (#27233)

ampproject · Mar 16, 2020 · 1517c05 · 1517c05
1 parent 9dc6c03
commit 1517c05
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/extensions/amp-ad-network-doubleclick-impl/0.1/safeframe-host.js b/extensions/amp-ad-network-doubleclick-impl/0.1/safeframe-host.js
@@ -464,7 +464,7 @@ export class SafeframeHostApi {
    * @private
    */
   sendMessage_(payload, serviceName) {
-    if (!this.iframe_.contentWindow) {
+    if (!this.iframe_ || !this.iframe_.contentWindow) {
       dev().error(TAG, 'Frame contentWindow unavailable.');
       return;
     }