diff --git a/source/dnode/mgmt/impl/test/user/user.cpp b/source/dnode/mgmt/impl/test/user/user.cpp
index 081229f825..9dc8d99596 100644
--- a/source/dnode/mgmt/impl/test/user/user.cpp
+++ b/source/dnode/mgmt/impl/test/user/user.cpp
@@ -286,7 +286,7 @@ TEST_F(DndTestUser, AlterUser_01) {
 
   SRpcMsg rpcMsg = {0};
   rpcMsg.pCont = pReq;
-  rpcMsg.contLen = sizeof(SDropUserMsg);
+  rpcMsg.contLen = sizeof(SAlterUserMsg);
   rpcMsg.msgType = TSDB_MSG_TYPE_ALTER_USER;
 
   sendMsg(pClient, &rpcMsg);
diff --git a/source/dnode/mnode/impl/src/mndTrans.c b/source/dnode/mnode/impl/src/mndTrans.c
index 0a15f03149..3a53472d45 100644
--- a/source/dnode/mnode/impl/src/mndTrans.c
+++ b/source/dnode/mnode/impl/src/mndTrans.c
@@ -263,7 +263,10 @@ static int32_t mndTransActionUpdate(SSdb *pSdb, STrans *pOldTrans, STrans *pNewT
   return 0;
 }
 
-static int32_t trnGenerateTransId() { return 1; }
+static int32_t trnGenerateTransId() {
+  static int32_t tmp = 0;
+  return ++tmp;
+}
 
 STrans *mndTransCreate(SMnode *pMnode, ETrnPolicy policy, void *rpcHandle) {
   STrans *pTrans = calloc(1, sizeof(STrans));
diff --git a/source/dnode/mnode/sdb/src/sdbHash.c b/source/dnode/mnode/sdb/src/sdbHash.c
index a852389d80..8d8daf5ce5 100644
--- a/source/dnode/mnode/sdb/src/sdbHash.c
+++ b/source/dnode/mnode/sdb/src/sdbHash.c
@@ -56,7 +56,8 @@ static int32_t sdbInsertRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *
   if (pOldRow != NULL) {
     taosWUnLockLatch(pLock);
     sdbFreeRow(pRow);
-    return TSDB_CODE_SDB_OBJ_ALREADY_THERE;
+    terrno = TSDB_CODE_SDB_OBJ_ALREADY_THERE;
+    return terrno;
   }
 
   pRow->refCount = 1;
@@ -65,7 +66,8 @@ static int32_t sdbInsertRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *
   if (taosHashPut(hash, pRow->pObj, keySize, &pRow, sizeof(void *)) != 0) {
     taosWUnLockLatch(pLock);
     sdbFreeRow(pRow);
-    return TSDB_CODE_SDB_OBJ_ALREADY_THERE;
+    terrno = TSDB_CODE_SDB_OBJ_ALREADY_THERE;
+    return terrno;
   }
 
   taosWUnLockLatch(pLock);
@@ -78,7 +80,8 @@ static int32_t sdbInsertRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *
       taosHashRemove(hash, pRow->pObj, keySize);
       taosWUnLockLatch(pLock);
       sdbFreeRow(pRow);
-      return code;
+      terrno = code;
+      return terrno;
     }
   }
 
@@ -120,7 +123,8 @@ static int32_t sdbDeleteRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *
   if (ppOldRow == NULL || *ppOldRow == NULL) {
     taosWUnLockLatch(pLock);
     sdbFreeRow(pRow);
-    return TSDB_CODE_SDB_OBJ_NOT_THERE;
+    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
+    return terrno;
   }
   SSdbRow *pOldRow = *ppOldRow;