diff --git a/services/api_client.py b/services/api_client.py
index 7888240..014274f 100644
--- a/services/api_client.py
+++ b/services/api_client.py
@@ -81,7 +81,7 @@ class APIClientV2:
 
             # 解析任务列表
             tasks = []
-            for task_data in data.get('data', {}).get('tasks', []):
+            for task_data in data.get('data', {}).get('tasks') or []:
                 try:
                     task = Task.from_dict(task_data)
                     tasks.append(task)