diff --git a/src/rpc/src/rpcMain.c b/src/rpc/src/rpcMain.c
index 69db734588dbd0ce860c547adf9c03834ba23bc4..3f183ef15f296fb7e1503c2630004e9ff1980fee 100644
--- a/src/rpc/src/rpcMain.c
+++ b/src/rpc/src/rpcMain.c
@@ -579,14 +579,15 @@ static void rpcReleaseConn(SRpcConn *pConn) {
     rpcFreeMsg(pConn->pRspMsg); // it may have a response msg saved, but not request msg
   } 
   
+  tTrace("%s, rpc connection is released", pConn->info);
+
   // lockedBy can not be reset, since it maybe hold by a thread
   int sid = pConn->sid;
   int64_t lockedBy = pConn->lockedBy; 
   memset(pConn, 0, sizeof(SRpcConn));
   pConn->lockedBy = lockedBy;
+  pConn->pRpc = pRpc;
   taosFreeId(pRpc->idPool, sid);
-
-  tTrace("%s, rpc connection is released", pConn->info);
 }
 
 static void rpcCloseConn(void *thandle) {