diff --git a/include/util/taoserror.h b/include/util/taoserror.h
index 3a0c50a96b..4c845eb938 100644
--- a/include/util/taoserror.h
+++ b/include/util/taoserror.h
@@ -265,10 +265,8 @@ int32_t* taosGetErrno();
 // #define TSDB_CODE_MND_INVALID_COLUMN_LENGTH  TAOS_DEF_ERROR_CODE(0, 0x0377) // 2.x
 #define TSDB_CODE_MND_INVALID_FUNC_COMMENT      TAOS_DEF_ERROR_CODE(0, 0x0378)
 #define TSDB_CODE_MND_INVALID_FUNC_RETRIEVE     TAOS_DEF_ERROR_CODE(0, 0x0379)
-#define TSDB_CODE_MND_TAG_INDEX_ALREADY_EXIST   TAOS_DEF_ERROR_CODE(0, 0x037A)  
-#define TSDB_CODE_MND_TAG_INDEX_NOT_EXIST       TAOS_DEF_ERROR_CODE(0, 0x037B)  
+
  
-  
 
 // mnode-db
 #define TSDB_CODE_MND_DB_NOT_SELECTED           TAOS_DEF_ERROR_CODE(0, 0x0380)
@@ -370,6 +368,11 @@ int32_t* taosGetErrno();
 #define TSDB_CODE_MND_SMA_NOT_EXIST             TAOS_DEF_ERROR_CODE(0, 0x0481)
 #define TSDB_CODE_MND_INVALID_SMA_OPTION        TAOS_DEF_ERROR_CODE(0, 0x0482)
 
+// mnode-tag-indxe
+
+#define TSDB_CODE_MND_TAG_INDEX_ALREADY_EXIST   TAOS_DEF_ERROR_CODE(0, 0x0483)
+#define TSDB_CODE_MND_TAG_INDEX_NOT_EXIST       TAOS_DEF_ERROR_CODE(0, 0x0484)
+
 // dnode
 // #define TSDB_CODE_DND_MSG_NOT_PROCESSED      TAOS_DEF_ERROR_CODE(0, 0x0400) // 2.x
 // #define TSDB_CODE_DND_OUT_OF_MEMORY          TAOS_DEF_ERROR_CODE(0, 0x0401) // 2.x
diff --git a/source/dnode/mnode/impl/src/mndIndex.c b/source/dnode/mnode/impl/src/mndIndex.c
index 49d2bf439d..983ea28515 100644
--- a/source/dnode/mnode/impl/src/mndIndex.c
+++ b/source/dnode/mnode/impl/src/mndIndex.c
@@ -420,6 +420,8 @@ static int32_t mndProcessCreateIdxReq(SRpcMsg *pReq) {
   SSIdx idx = {0};
   if (mndAcquireGlobalIdx(pMnode, createReq.idxName, SDB_IDX, &idx) == 0) {
     pIdx = idx.pIdx;
+  } else {
+    goto _OVER;
   }
   if (pIdx != NULL) {
     terrno = TSDB_CODE_MND_TAG_INDEX_ALREADY_EXIST;
@@ -748,6 +750,8 @@ int32_t mndProcessDropTagIdxReq(SRpcMsg *pReq) {
   SSIdx idx = {0};
   if (mndAcquireGlobalIdx(pMnode, req.name, SDB_IDX, &idx) == 0) {
     pIdx = idx.pIdx;
+  } else {
+    goto _OVER;
   }
   if (pIdx == NULL) {
     if (req.igNotExists) {
diff --git a/source/dnode/mnode/impl/src/mndIndexCom.c b/source/dnode/mnode/impl/src/mndIndexCom.c
index 849c220f55..454c92e40b 100644
--- a/source/dnode/mnode/impl/src/mndIndexCom.c
+++ b/source/dnode/mnode/impl/src/mndIndexCom.c
@@ -40,6 +40,8 @@ int mndAcquireGlobalIdx(SMnode *pMnode, char *name, int type, SSIdx *idx) {
       idx->pIdx = pSma;
     } else {  // type ==  SDB_IDX
       mndReleaseSma(pMnode, pSma);
+      terrno = TSDB_CODE_MND_SMA_ALREADY_EXIST;
+      return -1;
     }
   } else {
     if (type == SDB_IDX) {
@@ -47,6 +49,8 @@ int mndAcquireGlobalIdx(SMnode *pMnode, char *name, int type, SSIdx *idx) {
       idx->pIdx = pIdx;
     } else {
       mndReleaseIdx(pMnode, pIdx);
+      terrno = TSDB_CODE_MND_TAG_INDEX_ALREADY_EXIST;
+      return -1;
     }
   }
   return 0;
diff --git a/source/dnode/mnode/impl/src/mndSma.c b/source/dnode/mnode/impl/src/mndSma.c
index fb9a4e52d6..a9a0560205 100644
--- a/source/dnode/mnode/impl/src/mndSma.c
+++ b/source/dnode/mnode/impl/src/mndSma.c
@@ -57,7 +57,7 @@ static int32_t mndRetrieveIdx(SRpcMsg *pReq, SShowObj *pShow, SSDataBlock *pBloc
 
 static int32_t mndProcessDropIdxReq(SRpcMsg *pReq) {
   int ret = mndProcessDropSmaReq(pReq);
-  if (terrno == TSDB_CODE_MND_SMA_NOT_EXIST) {
+  if (terrno == TSDB_CODE_MND_TAG_INDEX_ALREADY_EXIST) {
     terrno = 0;
     ret = mndProcessDropTagIdxReq(pReq);
   }
@@ -735,6 +735,8 @@ static int32_t mndProcessCreateSmaReq(SRpcMsg *pReq) {
   SSIdx idx = {0};
   if (mndAcquireGlobalIdx(pMnode, createReq.name, SDB_SMA, &idx) == 0) {
     pSma = idx.pIdx;
+  } else {
+    goto _OVER;
   }
 
   if (pSma != NULL) {
@@ -985,6 +987,8 @@ static int32_t mndProcessDropSmaReq(SRpcMsg *pReq) {
   SSIdx idx = {0};
   if (mndAcquireGlobalIdx(pMnode, dropReq.name, SDB_SMA, &idx) == 0) {
     pSma = idx.pIdx;
+  } else {
+    goto _OVER;
   }
   if (pSma == NULL) {
     if (dropReq.igNotExists) {
@@ -1027,6 +1031,9 @@ static int32_t mndGetSma(SMnode *pMnode, SUserIndexReq *indexReq, SUserIndexRsp
   SSIdx idx = {0};
   if (0 == mndAcquireGlobalIdx(pMnode, indexReq->indexFName, SDB_SMA, &idx)) {
     pSma = idx.pIdx;
+  } else {
+    *exist = false;
+    return 0;
   }
 
   if (pSma == NULL) {
diff --git a/source/dnode/vnode/src/meta/metaQuery.c b/source/dnode/vnode/src/meta/metaQuery.c
index c8779c69ec..a4201117d6 100644
--- a/source/dnode/vnode/src/meta/metaQuery.c
+++ b/source/dnode/vnode/src/meta/metaQuery.c
@@ -1295,8 +1295,12 @@ int32_t metaFilterTableIds(SMeta *pMeta, SMetaFltParam *param, SArray *pUids) {
 
   int     count = 0;
   int32_t valid = 0;
+  bool    found = false;
 
   static const int8_t TRY_ERROR_LIMIT = 1;
+
+  /// src:   [[suid, cid1, type1]....[suid, cid2, type2]....[suid, cid3, type3]...]
+  /// target:                        [suid, cid2, type2]
   do {
     void   *entryKey = NULL, *entryVal = NULL;
     int32_t nEntryKey, nEntryVal;
@@ -1313,6 +1317,7 @@ int32_t metaFilterTableIds(SMeta *pMeta, SMetaFltParam *param, SArray *pUids) {
     if (p == NULL) break;
 
     if (p->type != pCursor->type || p->suid != pCursor->suid || p->cid != pCursor->cid) {
+      if (found == true) break;
       count++;
       valid = param->reverse ? tdbTbcMoveToPrev(pCursor->pCur) : tdbTbcMoveToNext(pCursor->pCur);
       if (valid < 0) {
@@ -1332,6 +1337,7 @@ int32_t metaFilterTableIds(SMeta *pMeta, SMetaFltParam *param, SArray *pUids) {
         tuid = *(tb_uid_t *)(p->data + tDataTypes[pCursor->type].bytes);
       }
       taosArrayPush(pUids, &tuid);
+      found = true;
     } else {
       if (param->equal == true) {
         if (count > TRY_ERROR_LIMIT) break;
diff --git a/source/libs/executor/src/sysscanoperator.c b/source/libs/executor/src/sysscanoperator.c
index fd23357002..73abbe2f89 100644
--- a/source/libs/executor/src/sysscanoperator.c
+++ b/source/libs/executor/src/sysscanoperator.c
@@ -199,8 +199,8 @@ int32_t sysFilte__TableName(void* arg, SNode* pNode, SArray* result) {
 
   SOperatorNode* pOper = (SOperatorNode*)pNode;
   SValueNode*    pVal = (SValueNode*)pOper->pRight;
-  bool           reverse = false;
-  bool           equal = false;
+
+  bool           reverse = false, equal = false;
   __optSysFilter func = optSysGetFilterFunc(pOper->opType, &reverse, &equal);
   if (func == NULL) return -1;
 
@@ -220,8 +220,7 @@ int32_t sysFilte__CreateTime(void* arg, SNode* pNode, SArray* result) {
   SOperatorNode* pOper = (SOperatorNode*)pNode;
   SValueNode*    pVal = (SValueNode*)pOper->pRight;
 
-  bool           reverse = false;
-  bool           equal = false;
+  bool           reverse = false, equal = false;
   __optSysFilter func = optSysGetFilterFunc(pOper->opType, &reverse, &equal);
   if (func == NULL) return -1;
 
diff --git a/source/libs/index/src/indexFilter.c b/source/libs/index/src/indexFilter.c
index b659abc6e8..0d13db2f35 100644
--- a/source/libs/index/src/indexFilter.c
+++ b/source/libs/index/src/indexFilter.c
@@ -476,7 +476,7 @@ static int32_t sifDoIndex(SIFParam *left, SIFParam *right, int8_t operType, SIFP
     ret = indexJsonSearch(arg->ivtIdx, mtm, output->result);
     indexMultiTermQueryDestroy(mtm);
   } else {
-    bool       reverse, equal;
+    bool       reverse = false, equal = false;
     FilterFunc filterFunc = sifGetFilterFunc(qtype, &reverse, &equal);
 
     SMetaFltParam param = {.suid = arg->suid,
diff --git a/tests/script/tsim/tagindex/add_index.sim b/tests/script/tsim/tagindex/add_index.sim
index 4f40aa7397..4e883ef150 100644
--- a/tests/script/tsim/tagindex/add_index.sim
+++ b/tests/script/tsim/tagindex/add_index.sim
@@ -7,7 +7,7 @@ print ======== step0
 $dbPrefix = ta_3_db
 $tbPrefix = ta_3_tb
 $mtPrefix = ta_3_mt
-$tbNum = 101 
+$tbNum = 100 
 $rowNum = 20
 $totalNum = 200
 
diff --git a/tests/script/tsim/tagindex/sma_and_tag_index.sim b/tests/script/tsim/tagindex/sma_and_tag_index.sim
index 3aa14b6117..76de7b4c34 100644
--- a/tests/script/tsim/tagindex/sma_and_tag_index.sim
+++ b/tests/script/tsim/tagindex/sma_and_tag_index.sim
@@ -7,7 +7,7 @@ print ======== step0
 $dbPrefix = ta_3_db
 $tbPrefix = ta_3_tb
 $mtPrefix = ta_3_mt
-$tbNum = 101 
+$tbNum = 1 
 $rowNum = 20
 $totalNum = 200
 
@@ -48,10 +48,21 @@ while $i < $tbNum
 endw
 
 
-sql create index ti2 on $mtPrefix (t2)
+print --> create sma and tag index, global name conflict
+sql create sma index t2i on $mtPrefix function(max(c1)) interval(6m,10s) sliding(6m);
+sql_error create index t2i on $mtPrefix (t2)
+sql drop index t2i 
+
+
+#print --> create tagindex and sma index, global name conflict
+sql create index t2i on $mtPrefix (t2)
+sql_error create sma index t2i on $mtPrefix function(max(c1)) interval(6m,10s) sliding(6m);
+
+sql drop index t2i 
+
 
 print ==== test name conflict
-# 
+ 
 sql_error create index ti3 on $mtPrefix(t2) 
 
 sql_error create index ti2 on $mtPrefix(t2) 
@@ -60,22 +71,4 @@ sql_error create index ti2 on $mtPrefix(t3)
 sql_error create index ti2 on $mtPrefix(txx) 
 
 
-
-
-
-
-
-
-
-
-
-print === show index
-
-sql select * from information_schema.ins_indexes
-if $rows != 1 then 
-  return -1
-endi
-
-
-
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
\ No newline at end of file