Bugfix Cannot read property 'toLowerCase' of undefined error after cl…

…icking on the scrollbar
stephband · Jul 23, 2017 · f2d8504 · f2d8504
1 parent feacda5
commit f2d8504
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/js/jquery.event.move.js b/js/jquery.event.move.js
@@ -195,7 +195,11 @@
 	}
 
 	function isIgnoreTag(e) {
-		return !!ignoreTags[e.target.tagName.toLowerCase()];
+	    var result = false;
+	    if(!!e.target.tagName) {
+            result = !!ignoreTags[e.target.tagName.toLowerCase()];
+        };
+		return result;
 	}
 
 	function isPrimaryButton(e) {