# Exceptions

```{eval-rst}
.. automodule:: ccat_data_transfer.exceptions
   :members:
   :undoc-members:
   :show-inheritance:
   :special-members: __init__
```

## Overview

Custom exception classes for error handling in the data transfer system.

## Key Components

- Custom exception hierarchy
- Error handling patterns
- Exception logging and reporting

## Related Documentation

- {doc}`../../philosophy` - System design principles
- {doc}`../../monitoring` - System monitoring and observability