diff --git a/source/client/src/clientSml.c b/source/client/src/clientSml.c
index 503120fe85e93bac6bafdc95f0ed14bfa8094700..13dc019feb29892fd1b48bf7fb8051f1da216652 100644
--- a/source/client/src/clientSml.c
+++ b/source/client/src/clientSml.c
@@ -749,6 +749,9 @@ static int32_t smlSendMetaMsg(SSmlHandle *info, SName *pName, SArray *pColumns,
     pReq.suid = pTableMeta->uid;
     pReq.source = TD_REQ_FROM_TAOX;
     pSql = (action == SCHEMA_ACTION_ADD_COLUMN) ? "sml_add_column" : "sml_modify_column_size";
+  } else{
+    uError("SML:0x%" PRIx64 " invalid action:%d", info->id, action);
+    goto end;
   }
 
   code = buildRequest(info->taos->id, pSql, strlen(pSql), NULL, false, &pRequest, 0);
diff --git a/source/client/src/clientStmt.c b/source/client/src/clientStmt.c
index 975b304bf4574bb84e16b1287b3dfec73c8ce869..8ac9550aca4e6705a848b3fef4e95a972008c819 100644
--- a/source/client/src/clientStmt.c
+++ b/source/client/src/clientStmt.c
@@ -939,8 +939,6 @@ int stmtClose(TAOS_STMT* stmt) {
   stmtCleanSQLInfo(pStmt);
   taosMemoryFree(stmt);
 
-  STMT_DLOG_E("stmt freed");
-
   return TSDB_CODE_SUCCESS;
 }
 
diff --git a/source/client/src/clientTmq.c b/source/client/src/clientTmq.c
index e1b2b9c48b28ebb658befc73792f8d289aef5c51..765ff2e0ed50281003a7427ad5dd994b6531979e 100644
--- a/source/client/src/clientTmq.c
+++ b/source/client/src/clientTmq.c
@@ -651,7 +651,7 @@ static void asyncCommitOffset(tmq_t* tmq, const TAOS_RES* pRes, int32_t type, tm
   int32_t j = 0;
   int32_t numOfVgroups = taosArrayGetSize(pTopic->vgs);
   for (j = 0; j < numOfVgroups; j++) {
-    SMqClientVg* pVg = taosArrayGet(pTopic->vgs, j);
+    SMqClientVg* pVg = (SMqClientVg*)taosArrayGet(pTopic->vgs, j);
     if (pVg->vgId == vgId) {
       break;
     }
@@ -665,7 +665,7 @@ static void asyncCommitOffset(tmq_t* tmq, const TAOS_RES* pRes, int32_t type, tm
     return;
   }
 
-  SMqClientVg* pVg = taosArrayGet(pTopic->vgs, j);
+  SMqClientVg* pVg = (SMqClientVg*)taosArrayGet(pTopic->vgs, j);
   if (pVg->offsetInfo.currentOffset.type > 0 && !tOffsetEqual(&pVg->offsetInfo.currentOffset, &pVg->offsetInfo.committedOffset)) {
     code = doSendCommitMsg(tmq, pVg, pTopic->topicName, pParamSet, j, numOfVgroups, type);
 
@@ -741,13 +741,15 @@ static void asyncCommitAllOffsets(tmq_t* tmq, tmq_commit_cb* pCommitFp, void* us
 
 static void generateTimedTask(int64_t refId, int32_t type) {
   tmq_t* tmq = taosAcquireRef(tmqMgmt.rsetId, refId);
-  if (tmq != NULL) {
-    int8_t* pTaskType = taosAllocateQitem(sizeof(int8_t), DEF_QITEM, 0);
-    *pTaskType = type;
-    taosWriteQitem(tmq->delayedTask, pTaskType);
-    tsem_post(&tmq->rspSem);
-    taosReleaseRef(tmqMgmt.rsetId, refId);
-  }
+  if(tmq == NULL) return;
+
+  int8_t* pTaskType = taosAllocateQitem(sizeof(int8_t), DEF_QITEM, 0);
+  if(pTaskType == NULL) return;
+
+  *pTaskType = type;
+  taosWriteQitem(tmq->delayedTask, pTaskType);
+  tsem_post(&tmq->rspSem);
+  taosReleaseRef(tmqMgmt.rsetId, refId);
 }
 
 void tmqAssignAskEpTask(void* param, void* tmrId) {
@@ -762,19 +764,19 @@ void tmqAssignDelayedCommitTask(void* param, void* tmrId) {
   taosMemoryFree(param);
 }
 
-void tmqAssignDelayedReportTask(void* param, void* tmrId) {
-  int64_t refId = *(int64_t*)param;
-  tmq_t*  tmq = taosAcquireRef(tmqMgmt.rsetId, refId);
-  if (tmq != NULL) {
-    int8_t* pTaskType = taosAllocateQitem(sizeof(int8_t), DEF_QITEM, 0);
-    *pTaskType = TMQ_DELAYED_TASK__REPORT;
-    taosWriteQitem(tmq->delayedTask, pTaskType);
-    tsem_post(&tmq->rspSem);
-  }
-
-  taosReleaseRef(tmqMgmt.rsetId, refId);
-  taosMemoryFree(param);
-}
+//void tmqAssignDelayedReportTask(void* param, void* tmrId) {
+//  int64_t refId = *(int64_t*)param;
+//  tmq_t*  tmq = taosAcquireRef(tmqMgmt.rsetId, refId);
+//  if (tmq != NULL) {
+//    int8_t* pTaskType = taosAllocateQitem(sizeof(int8_t), DEF_QITEM, 0);
+//    *pTaskType = TMQ_DELAYED_TASK__REPORT;
+//    taosWriteQitem(tmq->delayedTask, pTaskType);
+//    tsem_post(&tmq->rspSem);
+//  }
+//
+//  taosReleaseRef(tmqMgmt.rsetId, refId);
+//  taosMemoryFree(param);
+//}
 
 int32_t tmqHbCb(void* param, SDataBuf* pMsg, int32_t code) {
   if (pMsg) {