diff --git a/src/client/inc/tsclient.h b/src/client/inc/tsclient.h
index c11c524f9666ba9f6fa959699c66a7ac7b4a0b71..d6cf9a6553a997d7d4e6c85e0a9d1f17885e54ec 100644
--- a/src/client/inc/tsclient.h
+++ b/src/client/inc/tsclient.h
@@ -385,7 +385,7 @@ void tscSetStreamDestTable(SSqlStream* pStream, const char* dstTable);
 
 void *tscAcquireRpc(const char *key);
 void tscReleaseRpc(void *param);
-int32_t tscInitRpc(const char *key, const char *user, const char *secret, void **pRpcObj);
+int32_t tscInitRpc(const char *key, const char *user, const char *secret, void **pRpcObj, SRpcCorEpSet *corMgmtEpSet);
 void    tscInitMsgsFp();
 
 int tsParseSql(SSqlObj *pSql, bool initial);
diff --git a/src/client/src/tscSql.c b/src/client/src/tscSql.c
index 0f1824c1ed7bcfd0681e6dc9ccaf8e32df865aef..653574c8d0e3e78b8421db80c60a1291ca05e578 100644
--- a/src/client/src/tscSql.c
+++ b/src/client/src/tscSql.c
@@ -94,7 +94,7 @@ static SSqlObj *taosConnectImpl(const char *ip, const char *user, const char *pa
   sprintf(rpcKey, "%s:%s:%s:%d", user, pass, ip, port);
  
   void *pRpcObj = NULL;
-  if (tscInitRpc(rpcKey, user, secretEncrypt, &pRpcObj) != 0) {
+  if (tscInitRpc(rpcKey, user, secretEncrypt, &pRpcObj, &corMgmtEpSet) != 0) {
     terrno = TSDB_CODE_RPC_NETWORK_UNAVAIL;
     return NULL;
   }
@@ -107,7 +107,6 @@ static SSqlObj *taosConnectImpl(const char *ip, const char *user, const char *pa
   }
   pObj->signature = pObj;
   pObj->pRpcObj = (SRpcObj *)pRpcObj;
-  memcpy(pObj->pRpcObj->tscCorMgmtEpSet, &corMgmtEpSet, sizeof(SRpcCorEpSet));
   tstrncpy(pObj->user, user, sizeof(pObj->user));
   secretEncryptLen = MIN(secretEncryptLen, sizeof(pObj->pass));
   memcpy(pObj->pass, secretEncrypt, secretEncryptLen);
diff --git a/src/client/src/tscSystem.c b/src/client/src/tscSystem.c
index e4a1cbc7d50bcb10609b599e87c22529b4a673c8..41c0ae1badfe0257363bcb3b2a1f69a6a3232145 100644
--- a/src/client/src/tscSystem.c
+++ b/src/client/src/tscSystem.c
@@ -73,7 +73,7 @@ void tscReleaseRpc(void *param)  {
   pthread_mutex_unlock(&rpcObjMutex);
 } 
 
-int32_t tscInitRpc(const char *key, const char *user, const char *secretEncrypt, void **ppRpcObj) {
+int32_t tscInitRpc(const char *key, const char *user, const char *secretEncrypt, void **ppRpcObj, SRpcCorEpSet *corMgmtEpSet) {
   pthread_mutex_lock(&rpcObjMutex);
 
   SRpcObj *pRpcObj = (SRpcObj *)tscAcquireRpc(key); 
@@ -117,6 +117,7 @@ int32_t tscInitRpc(const char *key, const char *user, const char *secretEncrypt,
     rpcClose(rpcObj.pDnodeConn);
     pthread_mutex_unlock(&rpcObjMutex);
   }
+  memcpy(pRpcObj->tscCorMgmtEpSet, corMgmtEpSet, sizeof(*corMgmtEpSet));
 
   *ppRpcObj  = pRpcObj;
   pthread_mutex_unlock(&rpcObjMutex);