diff --git a/src/db_utils/sqlite_db.py b/src/db_utils/sqlite_db.py
index e859e8c..5c8486d 100644
--- a/src/db_utils/sqlite_db.py
+++ b/src/db_utils/sqlite_db.py
@@ -647,16 +647,17 @@ class JavbusDBHandler(DatabaseHandler):
                     (SELECT COUNT(*) FROM {self.tbl_name_movies} WHERE uncensored=1 AND is_full_data=1) AS mov_un_full,
                     (SELECT COUNT(*) FROM {self.tbl_name_studios}) AS studios,
                     (SELECT COUNT(*) FROM {self.tbl_name_labels}) AS labels,
-                    (SELECT COUNT(*) FROM {self.tbl_name_series}) AS series,
+                    (SELECT COUNT(*) FROM {self.tbl_name_series}) AS series
             """)
             
             row = self.cursor.fetchone()
             if not row:
+                logging.warning(f"query no results.")
                 return {}
                 
             # 手动定义列名映射
             #columns = ['actors', 'act_un', 'act_full', 'act_unc_full', 'movies', 'mov_un', 'mov_full', 'mov_un_full']
-            columns = [desc[0] for desc in cursor.description]
+            columns = [desc[0] for desc in self.cursor.description]
             return dict(zip(columns, row))
             
         except sqlite3.Error as e: