fix catalog issue

source/libs/catalog/src/catalog.c

@@ -1556,6 +1556,7 @@ int32_t ctgGetTableMeta(SCatalog* pCtg, void *pRpc, const SEpSet* pMgmtEps, cons
 
   STableMetaOutput *output = NULL;
 
+  while (true) {
     CTG_ERR_JRET(ctgRefreshTblMeta(pCtg, pRpc, pMgmtEps, pTableName, isSTable, &output));
 
     if (CTG_IS_META_TABLE(output->metaType)) {
@@ -1584,11 +1585,14 @@ int32_t ctgGetTableMeta(SCatalog* pCtg, void *pRpc, const SEpSet* pMgmtEps, cons
     CTG_ERR_JRET(ctgGetTableMetaFromCache(pCtg, &stbName, pTableMeta, &exist));
     if (0 == exist) {
       ctgDebug("stb no longer exist, dbFName:%s, tbName:%s", output->dbFName, pTableName->tname);
-    CTG_ERR_JRET(TSDB_CODE_VND_TB_NOT_EXIST);
+      continue;
     }
 
     memcpy(*pTableMeta, &output->ctbMeta, sizeof(output->ctbMeta));
 
+    break;
+  }
+
 _return:
 
   tfree(output);