# documentación de Django - 5.1.7

# Django 4.1.1 release notes

September 5, 2022

Django 4.1.1 fixes several bugs in 4.1.

## Bugfixes

- Reallowed, following a regression in Django 4.1, using `GeoIP2()` when GEOS is not installed (#33886).

- Fixed a regression in Django 4.1 that caused a crash of admin’s autocomplete widgets when translations are deactivated (#33888).

- Fixed a regression in Django 4.1 that caused a crash of the `test` management command when running in parallel and `multiprocessing` start method is `spawn` (#33891).

- Fixed a regression in Django 4.1 that caused an incorrect redirection to the admin changelist view when using «Save and continue editing» and «Save and add another» options (#33893).

- Fixed a regression in Django 4.1 that caused a crash of `Window` expressions with `ArrayAgg` (#33898).

- Fixed a regression in Django 4.1 that caused a migration crash on SQLite 3.35.5+ when removing an indexed field (#33899).

- Fixed a bug in Django 4.1 that caused a crash of model validation on `UniqueConstraint()` with field names in `expressions` (#33902).

- Fixed a bug in Django 4.1 that caused an incorrect validation of `CheckConstraint()` with range fields on PostgreSQL (#33905).

- Fixed a regression in Django 4.1 that caused an incorrect migration when adding `AutoField`, `BigAutoField`, or `SmallAutoField` on PostgreSQL (#33919).

- Fixed a regression in Django 4.1 that caused a migration crash on PostgreSQL when altering `AutoField`, `BigAutoField`, or `SmallAutoField` to `OneToOneField` (#33932).

- Fixed a migration crash on `ManyToManyField` fields with `through` referencing models in different apps (#33938).

- Fixed a regression in Django 4.1 that caused an incorrect migration when renaming a model with `ManyToManyField` and `db_table` (#33953).

- Reallowed, following a regression in Django 4.1, creating reverse foreign key managers on unsaved instances (#33952).

- Fixed a regression in Django 4.1 that caused a migration crash on SQLite < 3.20 (#33960).

- Fixed a regression in Django 4.1 that caused an admin crash when the `admindocs` app was used (#33955, #33971).