diff --git a/lib/realtime.js b/lib/realtime.js
index 8ed5443..5de3c56 100644
--- a/lib/realtime.js
+++ b/lib/realtime.js
@@ -329,7 +329,11 @@ var isDisconnectBusy = false;
 var disconnectSocketQueue = [];
 
 function finishConnection(socket, note, user) {
-    if (!socket || !note || !user) return;
+    if (!socket || !note || !user) {
+        connectionSocketQueue.pop();
+        isConnectionBusy = false;
+        return;
+    }
     //check view permission
     if (note.permission == 'private') {
         if (socket.request.user && socket.request.user.logged_in && socket.request.user.id == note.owner) {