我的 openclaw 突然废了，问什么问题都是空回答

提问后日志： 08:10:58 debug diagnostic {“subsystem”:“diagnostic”} lane enqueue: lane=session:agent:main:main queueSize=1 08:10:58 debug diagnostic {“subsystem”:“diagnostic”} lane dequeue: lane=session:agent:main:main waitMs=7 queueSize=0 08:10:58 debug diagnostic {“subsystem”:“diagnostic”} lane task done: lane=session:agent:main:main durationMs=3 active=0 queued=0 08:10:58 debug diagnostic {“subsystem”:“diagnostic”} lane enqueue: lane=main queueSize=1 08:10:58 debug diagnostic {“subsystem”:“diagnostic”} lane dequeue: lane=main waitMs=2 queueSize=0 08:10:58 debug diagnostic {“subsystem”:“diagnostic”} lane task done: lane=main durationMs=1 active=0 queued=0 08:10:58 debug agent/embedded {“subsystem”:“agent/embedded”} embedded run start: runId=83369950-e15d-431d-b8a5-461273f1f8a9 sessionId=c895ea57-74df-455e-ab39-77df3d145ff8 provider=bailian model=qwen3.5-plus thinking=off messageChannel=webchat 08:10:58 debug diagnostic {“subsystem”:“diagnostic”} run registered: sessionId=c895ea57-74df-455e-ab39-77df3d145ff8 totalActive=1 08:10:58 debug agent/embedded {“subsystem”:“agent/embedded”} embedded run prompt start: runId=83369950-e15d-431d-b8a5-461273f1f8a9 sessionId=c895ea57-74df-455e-ab39-77df3d145ff8 08:10:58 debug agent/embedded {“subsystem”:“agent/embedded”} embedded run agent start: runId=83369950-e15d-431d-b8a5-461273f1f8a9 08:11:00 debug agent/embedded {“subsystem”:“agent/embedded”} embedded run agent end: runId=83369950-e15d-431d-b8a5-461273f1f8a9 08:11:00 debug agent/embedded {“subsystem”:“agent/embedded”} embedded run prompt end: runId=83369950-e15d-431d-b8a5-461273f1f8a9 sessionId=c895ea57-74df-455e-ab39-77df3d145ff8 durationMs=1402 08:11:00 debug diagnostic {“subsystem”:“diagnostic”} run cleared: sessionId=c895ea57-74df-455e-ab39-77df3d145ff8 totalActive=0 08:11:00 debug agent/embedded {“subsystem”:“agent/embedded”} embedded run done: runId=83369950-e15d-431d-b8a5-461273f1f8a9 sessionId=c895ea57-74df-455e-ab39-77df3d145ff8 durationMs=1509 aborted=false

输出是空的 试过重启服务，没用