For AI agents: the complete documentation index is available at https://devcodex-labs.github.io/capability-graph/llms.txt, the full documentation bundle is available at https://devcodex-labs.github.io/capability-graph/llms-full.txt, and this page is available as Markdown at https://devcodex-labs.github.io/capability-graph/troubleshooting/index.md.
Capability Graph

故障排查

先保留原始 ErrorCode、NextAction、meta 和逐项结果，再按发生阶段诊断。不要把后端不可用、范围拒绝或部分结果改写成空结果。