diff --git a/scripts/proxy/cliside.py b/scripts/proxy/cliside.py
index 7bfe50b..9b0ed09 100644
--- a/scripts/proxy/cliside.py
+++ b/scripts/proxy/cliside.py
@@ -50,6 +50,8 @@ class ClientSide:
         data = ''
         while True:
             data += yield self.remote_conn.read_message()
+            if not data:
+                continue
             lines = data.split('\n')
             if data[-1] == '\n':
                 data = lines[-1]
diff --git a/scripts/proxy/srvside.py b/scripts/proxy/srvside.py
index 55d35fb..49dda5e 100644
--- a/scripts/proxy/srvside.py
+++ b/scripts/proxy/srvside.py
@@ -50,9 +50,8 @@ class ServerSide:
         self.remoteConnIdx += 1
         self.remotePending[conn.idx] = conn
         conn.localSocket = local_conn
-        print('zzzzzzzz')
         self.remotePendingMutex.release()
-        local_conn.SendMsg({
+        local_conn.sendMsg({
             'remoteConnIdx' : conn.idx,
             'cmd' : 'connect'
         })
@@ -92,7 +91,7 @@ class ServerSide:
         try:
             if len(self.localHandlerHash) <= 0:
                 return None
-            key = random.choice(list(self.localHanderHash.keys()))
+            key = random.choice(list(self.localHandlerHash.keys()))
             return self.localHandlerHash[key]
         finally:
             self.localHandlerHashMutex.release()
@@ -159,8 +158,8 @@ class RemoteServer(tornado.tcpserver.TCPServer):
         if not app.addRemoteConn(conn):
             stream.close()
             return
-        await gen.sleep(2)
-        if not app.isConnectOk(conn.connIdx):
+        await tornado.gen.sleep(2)
+        if not app.isConnectOk(conn.idx):
             stream.close()
             return
         await conn.handle_stream()