diff --git a/.gitignore b/.gitignore
index 45a17ea..5dac9c2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -24,3 +24,6 @@ cache/
 *.so
 *.dll
 *.pyd
+
+# log
+log/
diff --git a/src/queue_sqlite/__init__.py b/src/queue_sqlite/__init__.py
index 0aeb255..66188b6 100644
--- a/src/queue_sqlite/__init__.py
+++ b/src/queue_sqlite/__init__.py
@@ -17,14 +17,24 @@ from . import mounter
 from . import queue_operation
 from . import scheduler
 import logging
+import os
 
 logging.basicConfig(
     level=logging.INFO, format="%(asctime)s - %(name)s - %(levelname)s - %(message)s"
 )
-logger = logging.getLogger(__name__).addHandler(logging.NullHandler())
+# 设置 error 级别日志写入 error.log 文件
+if not os.path.exists("log"):
+    os.mkdir("log")
+error_log_handler = logging.FileHandler("log/error.log", encoding="utf-8")
+error_log_handler.setLevel(logging.ERROR)
+error_log_handler.setFormatter(
+    logging.Formatter("%(asctime)s - %(name)s - %(levelname)s - %(message)s")
+)
+logging.getLogger().addHandler(error_log_handler)
+# logger = logging.getLogger(__name__).addHandler(logging.NullHandler())
 
 __title__ = "queue_sqlite"
-__version__ = "0.1.0"
+__version__ = "0.2.0"
 __author__ = "chakcy"
 __email__ = "947105045@qq.com"
 __license__ = "MIT"
diff --git a/src/queue_sqlite/mounter/task_mounter.py b/src/queue_sqlite/mounter/task_mounter.py
index 1507d15..9ab8b0e 100644
--- a/src/queue_sqlite/mounter/task_mounter.py
+++ b/src/queue_sqlite/mounter/task_mounter.py
@@ -33,6 +33,12 @@ class TaskMounter:
     def get_task_function(cls, name: str):
         return getattr(cls, name, None)
 
+    @classmethod
+    def get_task_meta(cls, task_name: str):
+        task_function = cls.get_task_function(task_name)
+        if task_function:
+            return getattr(task_function, "meta", {})
+
     @classmethod
     def get_task_list(cls) -> List[str]:
         """获取所有挂载的任务函数名称列表"""
diff --git a/src/queue_sqlite/scheduler/_async/async_task_scheduler.py b/src/queue_sqlite/scheduler/_async/async_task_scheduler.py
index 7a1f8b8..e708dde 100644
--- a/src/queue_sqlite/scheduler/_async/async_task_scheduler.py
+++ b/src/queue_sqlite/scheduler/_async/async_task_scheduler.py
@@ -19,6 +19,7 @@ from datetime import datetime
 import threading
 import multiprocessing
 import logging
+import json
 
 
 class AsyncTaskScheduler:
@@ -67,7 +68,7 @@ class AsyncTaskScheduler:
     def _process_messages(self, message):
         """更新任务结果到数据库"""
         try:
-            self.queue_operation.update_result(message.id, message.result)
+            self.queue_operation.update_result(message.id, json.dumps(message.result))
             self.queue_operation.update_status(message.id, message.status)
         except Exception as e:
             logging.error(f"任务结果更新失败: {str(e)}")