diff --git a/src/tsdb/src/tsdbRead.c b/src/tsdb/src/tsdbRead.c
index 07b50301d3a43397bfb3f67b3efed78481a93d8f..9e09f50abdfc1b1a521499e18ddd714239ea3392 100644
--- a/src/tsdb/src/tsdbRead.c
+++ b/src/tsdb/src/tsdbRead.c
@@ -2406,6 +2406,8 @@ int32_t tsdbQuerySTableByTagCond(TSDB_REPO_T* tsdb, uint64_t uid, TSKEY skey, co
   } CATCH( code ) {
     CLEANUP_EXECUTE();
     terrno = code;
+    tsdbUnlockRepoMeta(tsdb);     // unlock tsdb in any cases
+
     goto _error;
     // TODO: more error handling
   } END_TRY