diff --git a/source/dnode/mgmt/impl/src/dndVnodes.c b/source/dnode/mgmt/impl/src/dndVnodes.c
index dcb73d13c7..c27f3a151e 100644
--- a/source/dnode/mgmt/impl/src/dndVnodes.c
+++ b/source/dnode/mgmt/impl/src/dndVnodes.c
@@ -527,7 +527,6 @@ static void dndGenerateVnodeCfg(SCreateVnodeReq *pCreate, SVnodeCfg *pCfg) {
   pCfg->vgId = pCreate->vgId;
   pCfg->wsize = pCreate->cacheBlockSize;
   pCfg->ssize = pCreate->cacheBlockSize;
-  pCfg->wsize = pCreate->cacheBlockSize;
   pCfg->lsize = pCreate->cacheBlockSize;
   pCfg->isHeapAllocator = true;
   pCfg->ttl = 4;
diff --git a/source/dnode/mnode/impl/src/mndDb.c b/source/dnode/mnode/impl/src/mndDb.c
index e9ae2dafd5..32088d84a9 100644
--- a/source/dnode/mnode/impl/src/mndDb.c
+++ b/source/dnode/mnode/impl/src/mndDb.c
@@ -498,7 +498,7 @@ static int32_t mndProcessCreateDbReq(SMnodeMsg *pReq) {
   return TSDB_CODE_MND_ACTION_IN_PROGRESS;
 }
 
-static int32_t mndSetDbCfgFromAlterDbMsg(SDbObj *pDb, SAlterDbReq *pAlter) {
+static int32_t mndSetDbCfgFromAlterDbReq(SDbObj *pDb, SAlterDbReq *pAlter) {
   terrno = TSDB_CODE_MND_DB_OPTION_UNCHANGED;
 
   if (pAlter->totalBlocks >= 0 && pAlter->totalBlocks != pDb->cfg.totalBlocks) {
@@ -649,7 +649,7 @@ static int32_t mndProcessAlterDbReq(SMnodeMsg *pReq) {
   SDbObj dbObj = {0};
   memcpy(&dbObj, pDb, sizeof(SDbObj));
 
-  int32_t code = mndSetDbCfgFromAlterDbMsg(&dbObj, pAlter);
+  int32_t code = mndSetDbCfgFromAlterDbReq(&dbObj, pAlter);
   if (code != 0) {
     mndReleaseDb(pMnode, pDb);
     mError("db:%s, failed to alter since %s", pAlter->db, tstrerror(code));
diff --git a/source/dnode/mnode/impl/src/mndVgroup.c b/source/dnode/mnode/impl/src/mndVgroup.c
index 04fedbb3ce..73c37560fc 100644
--- a/source/dnode/mnode/impl/src/mndVgroup.c
+++ b/source/dnode/mnode/impl/src/mndVgroup.c
@@ -178,7 +178,7 @@ static int32_t mndVgroupActionUpdate(SSdb *pSdb, SVgObj *pOld, SVgObj *pNew) {
 SVgObj *mndAcquireVgroup(SMnode *pMnode, int32_t vgId) {
   SSdb   *pSdb = pMnode->pSdb;
   SVgObj *pVgroup = sdbAcquire(pSdb, SDB_VGROUP, &vgId);
-  if (pVgroup == NULL) {
+  if (pVgroup == NULL && terrno == TSDB_CODE_SDB_OBJ_NOT_THERE) {
     terrno = TSDB_CODE_MND_VGROUP_NOT_EXIST;
   }
   return pVgroup;