{
  "id": "message.delete_forbidden",
  "category": "operation_not_allowed",
  "summary": "Telegram rejected deletion of the message.",
  "match_any": [
    {
      "error_code": 400,
      "description_exact": "Bad Request: message can't be deleted"
    }
  ],
  "scope": {
    "method_examples": [
      "deleteMessage",
      "deleteMessages"
    ],
    "exhaustive": false
  },
  "possible_causes": [
    "A permissions, message-type or message-age restriction may prevent deletion."
  ],
  "diagnostic_limits": "The source proves the response mapping, not which deletion restriction caused a particular failure. The causes above are diagnostic hypotheses.",
  "evidence": [
    {
      "source": "server-10.3",
      "path": "telegram-bot-api/Client.cpp",
      "lines": [
        151,
        153
      ],
      "note": "MESSAGE_DELETE_FORBIDDEN is rewritten before the Bad Request prefix is added."
    }
  ],
  "example": {
    "method": "deleteMessage",
    "response": {
      "ok": false,
      "error_code": 400,
      "description": "Bad Request: message can't be deleted"
    }
  },
  "evidence_level": "source_derived",
  "guidance": {
    "action": "check_deletion_eligibility",
    "repeat_request": "after_relevant_change",
    "preconditions": [
      "Check the current deleteMessage rules and bot permissions; a permanent message restriction may have no repair."
    ]
  }
}