{
  "id": "python/django-migration-dependency-error",
  "signature": "django.db.migrations.exceptions.NodeNotFoundError: Migration myapp.0002_auto dependencies reference nonexistent parent node ('otherapp', '0001_initial')",
  "signature_zh": "Django迁移节点未找到错误：迁移myapp.0002_auto的依赖引用了不存在的父节点('otherapp', '0001_initial')",
  "regex": "django\\.db\\.migrations\\.exceptions\\.NodeNotFoundError:\\ Migration\\ myapp\\.0002_auto\\ dependencies\\ reference\\ nonexistent\\ parent\\ node\\ \\('otherapp',\\ '0001_initial'\\)",
  "domain": "python",
  "category": "data_error",
  "subcategory": null,
  "root_cause": "A migration depends on another migration that does not exist, possibly due to missing app or deleted migration.",
  "root_cause_type": "generic",
  "root_cause_zh": "一个迁移依赖于另一个不存在的迁移，可能由于缺少应用或删除了迁移。",
  "versions": [
    {
      "version": "3.x",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "Deleting the dependent migration",
      "why_fails": "May break migration chain.",
      "fail_rate": 0.8,
      "condition": "",
      "sources": []
    },
    {
      "action": "Ignoring the error",
      "why_fails": "Migrations cannot run.",
      "fail_rate": 0.9,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "Ensure all dependent apps have migrations",
      "success_rate": 0.9,
      "how": "Run python manage.py makemigrations otherapp",
      "condition": "",
      "sources": []
    },
    {
      "action": "Manually fix migration dependencies",
      "success_rate": 0.85,
      "how": "Edit the migration file to remove or correct the dependency.",
      "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": 0.83,
  "fix_success_rate": 0.8,
  "resolvable": "partial",
  "first_seen": "2024-08-15",
  "last_confirmed": "2025-01-01",
  "last_updated": "2025-01-01",
  "evidence_count": 0,
  "tags": [],
  "locale": "en",
  "aliases": []
}