{"record":{"id":"e7c91f45a30ec746","repo":"HKUDS/DeepTutor","slug":"failed-to-delete-knowledge-base","errorCode":null,"errorMessage":"Failed to delete knowledge base","messagePattern":"Failed to delete knowledge base","errorType":"http","errorClass":"HTTPException","httpStatus":400,"severity":"error","filePath":"deeptutor/api/routers/knowledge.py","lineNumber":2518,"sourceCode":"            kb_name,\n            target.name,\n        )\n    removal = remove_raw_document(Path(kb_dir), target)\n    return {\n        \"status\": \"ok\",\n        \"path\": removal.rel_path,\n        \"was_indexed\": removal.was_indexed,\n    }\n\n\n@router.delete(\"/{kb_name}\")\nasync def delete_knowledge_base(kb_name: str):\n    \"\"\"Delete a knowledge base.\"\"\"\n    try:\n        manager, resolved_name, _ = _writable_kb(kb_name)\n        success = manager.delete_knowledge_base(resolved_name, confirm=True)\n        if not success:\n            raise HTTPException(status_code=400, detail=\"Failed to delete knowledge base\")\n        logger.info(f\"KB '{kb_name}' deleted\")\n        return {\"message\": f\"Knowledge base '{kb_name}' deleted successfully\"}\n    except ValueError:\n        raise HTTPException(status_code=404, detail=f\"Knowledge base '{kb_name}' not found\")\n    except Exception as e:\n        raise HTTPException(status_code=500, detail=str(e))\n\n\n@router.get(\"/tasks/{task_id}/stream\")\nasync def stream_task_logs(task_id: str):\n    \"\"\"Stream task-specific logs for knowledge-base operations.\"\"\"\n    manager = get_task_stream_manager()\n    manager.ensure_task(task_id)\n    return StreamingResponse(\n        manager.stream(task_id),\n        media_type=\"text/event-stream\",\n        headers={\"Cache-Control\": \"no-cache\", \"X-Accel-Buffering\": \"no\"},\n    )","sourceCodeStart":2500,"sourceCodeEnd":2536,"githubUrl":"https://github.com/HKUDS/DeepTutor/blob/3e82f130422a813cdd73c10b21a44e9325f5821a/deeptutor/api/routers/knowledge.py#L2500-L2536","documentation":"Error \"Failed to delete knowledge base\" thrown in HKUDS/DeepTutor.","triggerScenarios":"Thrown at deeptutor/api/routers/knowledge.py:2518 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"3e82f130422a813cdd73c10b21a44e9325f5821a","analyzedAt":"2026-08-27T06:57:25.364Z","schemaVersion":2},"datasetVersion":"2026-08-27T08:17:20.692Z"}