# django.core.exceptions.ImproperlyConfigured: DATA_UPLOAD_MAX_NUMBER_FIELDS exceeded. Increase DATA_UPLOAD_MAX_NUMBER_FIELDS.

- **ID:** `python/django-query-param-too-long`
- **Domain:** python
- **Category:** config_error
- **Verification:** ai_generated
- **Fix Rate:** 80%

## Root Cause

The number of fields in a POST request exceeds the limit (default 1000).

## Version Compatibility

| Version | Status | Introduced | Deprecated |
|---------|--------|------------|------------|
| 3.x | active | — | — |

## Workarounds

1. **** (85% success)
   ```
   Increase DATA_UPLOAD_MAX_NUMBER_FIELDS to a reasonable number based on needs.
   ```

## Dead Ends

- **** — Security risk; allows DoS attacks with huge forms. (50% fail)
- **** — May not be appropriate and exposes data in URL. (40% fail)