diff --git a/source/dnode/mnode/impl/src/mndIndex.c b/source/dnode/mnode/impl/src/mndIndex.c
index 8786c3a934..6dd963b0ba 100644
--- a/source/dnode/mnode/impl/src/mndIndex.c
+++ b/source/dnode/mnode/impl/src/mndIndex.c
@@ -89,7 +89,7 @@ static int32_t mndFindSuperTableTagId(const SStbObj *pStb, const char *tagName,
     }
   }
 
-  return -1;
+  return TSDB_CODE_MND_TAG_NOT_EXIST;
 }
 
 int mndSetCreateIdxRedoActions(SMnode *pMnode, STrans *pTrans, SDbObj *pDb, SStbObj *pStb, SIdxObj *pIdx) {
@@ -188,7 +188,7 @@ int mndSetDropIdxRedoActions(SMnode *pMnode, STrans *pTrans, SDbObj *pDb, SStbOb
       sdbRelease(pSdb, pVgroup);
       code = TSDB_CODE_MND_RETURN_VALUE_NULL;
       if (terrno != 0) code = terrno;
-      return -1;
+      return code;
     }
     STransAction action = {0};
     action.epSet = mndGetVgroupEpset(pMnode, pVgroup);
@@ -199,7 +199,7 @@ int mndSetDropIdxRedoActions(SMnode *pMnode, STrans *pTrans, SDbObj *pDb, SStbOb
       taosMemoryFree(pReq);
       sdbCancelFetch(pSdb, pIter);
       sdbRelease(pSdb, pVgroup);
-      return -1;
+      return code;
     }
     sdbRelease(pSdb, pVgroup);
   }
@@ -899,8 +899,8 @@ static int32_t mndProcessGetIdxReq(SRpcMsg *pReq) {
 
 int32_t mndDropIdxsByStb(SMnode *pMnode, STrans *pTrans, SDbObj *pDb, SStbObj *pStb) {
   int32_t code = 0;
-  SSdb *pSdb = pMnode->pSdb;
-  void *pIter = NULL;
+  SSdb   *pSdb = pMnode->pSdb;
+  void   *pIter = NULL;
 
   while (1) {
     SIdxObj *pIdx = NULL;
@@ -944,8 +944,8 @@ int32_t mndGetIdxsByTagName(SMnode *pMnode, SStbObj *pStb, char *tagName, SIdxOb
 }
 int32_t mndDropIdxsByDb(SMnode *pMnode, STrans *pTrans, SDbObj *pDb) {
   int32_t code = 0;
-  SSdb *pSdb = pMnode->pSdb;
-  void *pIter = NULL;
+  SSdb   *pSdb = pMnode->pSdb;
+  void   *pIter = NULL;
 
   while (1) {
     SIdxObj *pIdx = NULL;
diff --git a/source/dnode/vnode/src/meta/metaTable.c b/source/dnode/vnode/src/meta/metaTable.c
index 0334990365..9270a3e681 100644
--- a/source/dnode/vnode/src/meta/metaTable.c
+++ b/source/dnode/vnode/src/meta/metaTable.c
@@ -808,7 +808,7 @@ int metaDropIndexFromSTable(SMeta *pMeta, int64_t version, SDropIndexReq *pReq)
   }
 
   if (pCol == NULL) {
-    code = TSDB_CODE_VND_COL_NOT_EXISTS;
+    code = 0;
     goto _err;
   }
 
diff --git a/source/dnode/vnode/src/vnd/vnodeSvr.c b/source/dnode/vnode/src/vnd/vnodeSvr.c
index 75db6e2925..7b61ed3cdf 100644
--- a/source/dnode/vnode/src/vnd/vnodeSvr.c
+++ b/source/dnode/vnode/src/vnd/vnodeSvr.c
@@ -2327,6 +2327,7 @@ static int32_t vnodeProcessDropIndexReq(SVnode *pVnode, int64_t ver, void *pReq,
   pRsp->contLen = 0;
 
   if ((code = tDeserializeSDropIdxReq(pReq, len, &req))) {
+    pRsp->code = code;
     return code;
   }