{
  "id": "python/flask-url-map-endpoint-not-found",
  "signature": "werkzeug.routing.exceptions.NoMatchFound: 404 Not Found: The requested URL was not found on the server.",
  "signature_zh": "werkzeug.routing.exceptions.NoMatchFound: 404 未找到：服务器上未找到请求的 URL。",
  "regex": "werkzeug\\.routing\\.exceptions\\.NoMatchFound:\\ 404\\ Not\\ Found:\\ The\\ requested\\ URL\\ was\\ not\\ found\\ on\\ the\\ server\\.",
  "domain": "python",
  "category": "config_error",
  "subcategory": null,
  "root_cause": "The route is not registered (blueprint not registered, typo in path, or app not receiving the request due to wrong `APPLICATION_ROOT`).",
  "root_cause_type": "generic",
  "root_cause_zh": "路由未注册（蓝图未注册、路径拼写错误，或 `APPLICATION_ROOT` 错误导致应用未接收请求）。",
  "versions": [
    {
      "version": "2.x",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "3.x",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "",
      "why_fails": "Hides misconfiguration; real route still missing.",
      "fail_rate": 0.85,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "Host matching only; doesn't register routes.",
      "fail_rate": 0.9,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "",
      "success_rate": 0.96,
      "how": "from app.routes import bp\napp.register_blueprint(bp, url_prefix='/api')",
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "success_rate": 0.95,
      "how": "print(app.url_map)",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": null,
  "official_doc_section": null,
  "error_code": null,
  "verification_tier": "ai_generated",
  "confidence": 0.89,
  "fix_success_rate": 0.8,
  "resolvable": "true",
  "first_seen": "2024-01-22",
  "last_confirmed": "2025-01-01",
  "last_updated": "2025-01-01",
  "evidence_count": 0,
  "tags": [],
  "locale": "en",
  "aliases": []
}