Guard against this._controlContainer being undefined (#1310)

mapbox · Nov 13, 2019 · 04323e1 · 04323e1
1 parent 6e7c408
commit 04323e1
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/map.js b/src/map.js
@@ -154,7 +154,7 @@ var LMap = L.Map.extend({
     },
 
     _updateMapFeedbackLink: function() {
-        if (!this._controlContainer.getElementsByClassName) return;
+        if (!this._controlContainer || !this._controlContainer.getElementsByClassName) return;
         var link = this._controlContainer.getElementsByClassName('mapbox-improve-map');
         if (link.length && this._loaded) {
             var center = this.getCenter().wrap();