1. ==========================

  2. Django 4.0.5 release notes

  3. ==========================

  4. 

  5. *June 1, 2022*

  6. 

  7. Django 4.0.5 fixes several bugs in 4.0.4.

  8. 

  9. Bugfixes

  10. ========

  11. 

  12. * Fixed a bug in Django 4.0 where not all :setting:`OPTIONS <CACHES-OPTIONS>`

  13.   were passed to a Redis client (:ticket:`33681`).

  14. 

  15. * Fixed a bug in Django 4.0 that caused a crash of ``QuerySet.filter()`` on

  16.   ``IsNull()`` expressions (:ticket:`33705`).

  17. 

  18. * Fixed a bug in Django 4.0 where a hidden quick filter toolbar in the admin's

  19.   navigation sidebar was focusable (:ticket:`33725`).
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