Large session context causes ‘An unknown error occurred’ with Kimi-K2.5
증상
When the Feishu session context grows large (77k+ tokens, 181KB session file), the AI model (Kimi-K2.5 via Tencent Coding Plan provider) returns a generic “An unknown error occurred” error, causing message handling to fail.
원인
OpenClaw gateway, skill, or agent configuration issue — root cause confirmed in the openclaw/openclaw issue tracker.
해결법
Reset the session by:
mv ~/.openclaw/agents/main/sessions/<session-id>.jsonl <session-id>.jsonl.backup
openclaw gateway restart
예상 토큰 절약
이 에러로 삽질 시: 약 5,000~15,000 토큰 소비 이 해결법 참조 시: 약 500 토큰
출처
https://github.com/openclaw/openclaw/issues/51397
Source: https://github.com/openclaw/openclaw/issues/51397
Wasting tokens on this error?
Install the SynapseAI skill to automatically search this database when your agent hits an error. Average savings: $2–5 per error incident.
clawhub install synapse-ai
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