diff --git a/agentmain.py b/agentmain.py
index 7c4a8a86..30754465 100644
--- a/agentmain.py
+++ b/agentmain.py
@@ -209,9 +209,13 @@ def run(self):
         with open(infile, encoding='utf-8') as f: raw = f.read()
         while True:
             dq = agent.put_task(raw, source='task')
-            while 'done' not in (item := dq.get(timeout=300)): 
-                if 'next' in item and random.random() < 0.95:  # 概率写一次中间结果
-                    with open(f'{d}/output{nround}.txt', 'w', encoding='utf-8') as f: f.write(item.get('next', ''))
+            try:
+                while 'done' not in (item := dq.get(timeout=300)):
+                    if 'next' in item and random.random() < 0.95:  # 概率写一次中间结果
+                        with open(f'{d}/output{nround}.txt', 'w', encoding='utf-8') as f: f.write(item.get('next', ''))
+            except queue.Empty:
+                with open(f'{d}/output{nround}.txt', 'w', encoding='utf-8') as f: f.write('[ERROR] LLM response timeout (300s)\n\n[ROUND END]\n')
+                break
             with open(f'{d}/output{nround}.txt', 'w', encoding='utf-8') as f: f.write(item['done'] + '\n\n[ROUND END]\n')
             consume_file(d, '_stop')  # 已经成功停下来了，避免打断下次reply
             for _ in range(300):  # 等reply.txt，10分钟超时