diff --git a/src/mnode/src/mgmtDnode.c b/src/mnode/src/mgmtDnode.c
index 3c66ff6c57a61a56c361d1d125cedca152f2e2e0..8b5969cfd019c18a7eda4d32d6da82e1eeb3c230 100644
--- a/src/mnode/src/mgmtDnode.c
+++ b/src/mnode/src/mgmtDnode.c
@@ -402,8 +402,10 @@ static int32_t mgmtCreateDnode(uint32_t ip) {
 
   int32_t code = sdbInsertRow(&oper);
   if (code != TSDB_CODE_SUCCESS) {
+    int dnodeId = pDnode->dnodeId;
     tfree(pDnode);
-    code = TSDB_CODE_SDB_ERROR;
+    mError("failed to create dnode:%d, result:%s", dnodeId, tstrerror(code));
+    return TSDB_CODE_SDB_ERROR;
   }
 
   mPrint("dnode:%d is created, result:%s", pDnode->dnodeId, tstrerror(code));