diff --git a/upload/static/js/mobile/common.js b/upload/static/js/mobile/common.js
index 60f66622207ea934c8cb41ad0a37fffeb0bd4493..b3c40a2dda9d4e019cd1207e2495a85ddf6e4f61 100644
--- a/upload/static/js/mobile/common.js
+++ b/upload/static/js/mobile/common.js
@@ -816,8 +816,10 @@ var pullrefresh = {
 					return;
 				}
 			}
-			divobj.remove();
-			divobj = null;
+			if(divobj) {
+				divobj.remove();
+				divobj = null;
+			}
 			status = false;
 			pos = {};
 		});