---
name: Bug report
about: Create a report to help us improve
title: ''
labels: ''
assignees: ''

---

Thanks for your bug report and we appreciate that a lot.

**Checklist**
- [ ] I have searched related issues but could not get the expected help.
- [ ] The bug has not been fixed in the latest version.

**Describe the bug**
A clear and concise description of what the bug is.
If there are any related issues or upstream bugs, please also refer to them.

**Error traceback**
1. What command or script did you run?
```
A placeholder for the command.
```
2. If applicable, paste the error trackback here using code blocks.
```
A placeholder for trackback.
```

**Reproduction details**
1. Did you make any modifications on the code? Did you understand what you have modified?
2. What dataset did you use?

**Environment**
 - OS: [e.g., Ubuntu 16.04.6]
 - GCC [e.g., 5.4.0]
 - PyTorch version [e.g., 1.1.0]
- How you installed PyTorch [e.g., pip, conda, source]
- GPU model [e.g., 1080Ti, V100]
- CUDA and CUDNN version
- [optional] Other information that may be related (such as `$PATH`, `$LD_LIBRARY_PATH`, `$PYTHONPATH`, etc.)

**Bug fix**
If you have already identified the reason, you can provide the information here. If you are willing to create a PR to fix it, please also leave a comment here and that would be much appreciated!