diff --git a/src/client/src/tscServer.c b/src/client/src/tscServer.c
index 631a9b5eb3f6c41a7e74e606f2d8f239cfc6479d..e9b84ecd13bbcce1e97b71032a1f4959ec3ba53d 100644
--- a/src/client/src/tscServer.c
+++ b/src/client/src/tscServer.c
@@ -195,7 +195,10 @@ int tscSendMsgToServer(SSqlObj *pSql) {
       .code    = 0
   };
 
-  pSql->pRpcCtx = rpcSendRequest(pObj->pDnodeConn, &pSql->ipList, &rpcMsg);
+  // NOTE: the rpc context should be acquired before sent data to server.
+  // Otherwise, the pSql object may have been released already in during the processMsgFromServer function, in the
+  // meanwhile, the assignment of the rpc context to sql object will absolutely caused crash.
+  /*pSql->pRpcCtx = */rpcSendRequest(pObj->pDnodeConn, &pSql->ipList, &rpcMsg);
   return TSDB_CODE_SUCCESS;
 }