diff --git a/js/lib/VideoData.js b/js/lib/VideoData.js
index 9bf2481..08f99f9 100644
--- a/js/lib/VideoData.js
+++ b/js/lib/VideoData.js
@@ -111,6 +111,10 @@ class VideoData {
   }
 
   panHandler(event) {
+    if(!this.resizer) {
+      this.destroy();
+      return;
+    }
     this.resizer.panHandler(event);
   }