{"record":{"id":"2c7c113172c27c5c","repo":"mem0ai/mem0","slug":"at-least-one-identifier-is-required","errorCode":null,"errorMessage":"At least one identifier is required.","messagePattern":"At least one identifier is required\\.","errorType":"http","errorClass":"HTTPException","httpStatus":400,"severity":"error","filePath":"server/main.py","lineNumber":536,"sourceCode":"    try:\n        get_memory_instance().delete(memory_id=memory_id)\n        return MessageResponse(message=\"Memory deleted successfully\")\n    except (ValueError, Mem0ValidationError) as e:\n        raise _client_error(e)\n    except Exception:\n        raise upstream_error()\n\n\n@app.delete(\"/memories\", summary=\"Delete all memories\", response_model=MessageResponse)\ndef delete_all_memories(\n    user_id: Optional[str] = None,\n    run_id: Optional[str] = None,\n    agent_id: Optional[str] = None,\n    _auth=Depends(require_admin),\n):\n    \"\"\"Delete all memories for a given identifier. Requires admin role.\"\"\"\n    if not any([user_id, run_id, agent_id]):\n        raise HTTPException(status_code=400, detail=\"At least one identifier is required.\")\n    try:\n        params = {\n            k: v for k, v in {\"user_id\": user_id, \"run_id\": run_id, \"agent_id\": agent_id}.items() if v\n        }\n        get_memory_instance().delete_all(**params)\n        return MessageResponse(message=\"All relevant memories deleted\")\n    except Exception:\n        raise upstream_error()\n\n\n@app.post(\"/reset\", summary=\"Reset all memories\")\ndef reset_memory(_auth=Depends(require_admin)):\n    \"\"\"Completely reset stored memories. Requires admin role.\"\"\"\n    try:\n        get_memory_instance().reset()\n        return {\"message\": \"All memories reset\"}\n    except Exception:\n        raise upstream_error()","sourceCodeStart":518,"sourceCodeEnd":554,"githubUrl":"https://github.com/mem0ai/mem0/blob/001c235229be8795e3834520467bd0d661ed8f34/server/main.py#L518-L554","documentation":"Error \"At least one identifier is required.\" thrown in mem0ai/mem0.","triggerScenarios":"Thrown at server/main.py:536 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Pass at least one identifier (user_id, agent_id, or run_id) in the request."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"001c235229be8795e3834520467bd0d661ed8f34","analyzedAt":"2026-08-15T01:55:42.685Z","schemaVersion":2},"datasetVersion":"2026-08-15T22:17:37.221Z"}