ultralytics/docs/en/reference/utils/errors.md

---

description: Explore error handling for Ultralytics YOLO. Learn about custom exceptions like HUBModelError to manage model fetching issues effectively.
keywords: Ultralytics, YOLO, error handling, HUBModelError, model fetching, custom exceptions, Python
---


# Reference for `ultralytics/utils/errors.py`

!!! Note

    This file is available at [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/utils/errors.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/utils/errors.py). If you spot a problem please help fix it by [contributing](https://docs.ultralytics.com/help/contributing/) a [Pull Request](https://github.com/ultralytics/ultralytics/edit/main/ultralytics/utils/errors.py) 🛠️. Thank you 🙏!


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## ::: ultralytics.utils.errors.HUBModelError

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