name: "🐞 Bug report"
description: "Create a report to help us reproduce and fix the bug"
labels: "kind/bug,status/unconfirmed"
title: "[Bug] "

body:
  - type: markdown
    attributes:
      value: |
        If you have already identified the reason, we strongly appreciate you creating a new PR to fix it [here](https://github.com/open-mmlab/mmdetection/pulls)!
        If this issue is about installing MMCV, please file an issue at [MMCV](https://github.com/open-mmlab/mmcv/issues/new/choose).
        If you need our help, please fill in as much of the following form as you're able to.

        **The less clear the description, the longer it will take to solve it.**

  - type: checkboxes
    attributes:
      label: Prerequisite
      description: Please check the following items before creating a new issue.
      options:
      - label: I have searched [Issues](https://github.com/open-mmlab/mmdetection/issues) and [Discussions](https://github.com/open-mmlab/mmdetection/discussions) but cannot get the expected help.
        required: true
      - label: I have read the [FAQ documentation](https://mmdetection.readthedocs.io/en/latest/faq.html) but cannot get the expected help.
        required: true
      - label: The bug has not been fixed in the [latest version (master)](https://github.com/open-mmlab/mmdetection) or [latest version (3.x)](https://github.com/open-mmlab/mmdetection/tree/dev-3.x).
        required: true

  - type: dropdown
    id: task
    attributes:
      label: Task
      description: The problem arises when
      options:
        - I'm using the official example scripts/configs for the officially supported tasks/models/datasets.
        - I have modified the scripts/configs, or I'm working on my own tasks/models/datasets.
    validations:
      required: true

  - type: dropdown
    id: branch
    attributes:
      label: Branch
      description: The problem arises when I'm working on
      options:
        - master branch https://github.com/open-mmlab/mmdetection
        - 3.x branch https://github.com/open-mmlab/mmdetection/tree/3.x
    validations:
      required: true


  - type: textarea
    attributes:
      label: Environment
      description: |
        Please run `python mmdet/utils/collect_env.py` to collect necessary environment information and copy-paste it here.
        You may add additional information that may be helpful for locating the problem, such as
          - How you installed PyTorch \[e.g., pip, conda, source\]
          - Other environment variables that may be related (such as `$PATH`, `$LD_LIBRARY_PATH`, `$PYTHONPATH`, etc.)
    validations:
      required: true

  - type: textarea
    attributes:
      label: Reproduces the problem - code sample
      description: |
        Please provide a code sample that reproduces the problem you ran into. It can be a Colab link or just a code snippet.
      placeholder: |
        ```python
        # Sample code to reproduce the problem
        ```
    validations:
      required: true

  - type: textarea
    attributes:
      label: Reproduces the problem - command or script
      description: |
        What command or script did you run?
      placeholder: |
        ```shell
        The command or script you run.
        ```
    validations:
      required: true

  - type: textarea
    attributes:
      label: Reproduces the problem - error message
      description: |
        Please provide the error message or logs you got, with the full traceback.
      placeholder: |
        ```
        The error message or logs you got, with the full traceback.
        ```
    validations:
      required: true

  - type: textarea
    attributes:
      label: Additional information
      description: Tell us anything else you think we should know.
      placeholder: |
        1. What's your expected result?
        2. What dataset did you use?
        3. What do you think might be the reason?