diff --git a/source/dnode/vnode/src/meta/metaTable.c b/source/dnode/vnode/src/meta/metaTable.c
index 0b00f036deb3d4eb0c4834afb2cf5df16e18a310..632675ee1d1df23bce2d8a24f8df90d5208a1596 100644
--- a/source/dnode/vnode/src/meta/metaTable.c
+++ b/source/dnode/vnode/src/meta/metaTable.c
@@ -1353,6 +1353,10 @@ static int metaUpdateTagIdx(SMeta *pMeta, const SMetaEntry *pCtbEntry) {
     goto end;
   }
 
+  if (stbEntry.stbEntry.schemaTag.pSchema == NULL) {
+    goto end;
+  }
+
   pTagColumn = &stbEntry.stbEntry.schemaTag.pSchema[0];
 
   STagVal tagVal = {.cid = pTagColumn->colId};
diff --git a/source/dnode/vnode/src/tsdb/tsdbCache.c b/source/dnode/vnode/src/tsdb/tsdbCache.c
index 7309ea3407c088ce2d7b2ec8263ab50bcb9d9359..37fae4f709b18891a3eaf25b794eb22945970c34 100644
--- a/source/dnode/vnode/src/tsdb/tsdbCache.c
+++ b/source/dnode/vnode/src/tsdb/tsdbCache.c
@@ -952,7 +952,10 @@ static int32_t nextRowIterOpen(CacheNextRowIter *pIter, tb_uid_t uid, STsdb *pTs
     SArray *pDelIdxArray = taosArrayInit(32, sizeof(SDelIdx));
 
     code = tsdbReadDelIdx(pDelFReader, pDelIdxArray);
-    if (code) goto _err;
+    if (code) {
+      tsdbDelFReaderClose(&pDelFReader);
+      goto _err;
+    }
 
     SDelIdx *delIdx = taosArraySearch(pDelIdxArray, &(SDelIdx){.suid = suid, .uid = uid}, tCmprDelIdx, TD_EQ);