# Anki 23.12 Beta

**URL:** <https://forums.ankiweb.net/t/anki-23-12-beta/37771>\
**Category:** Beta Testing\
**Created:** [November 29, 2023, 1:17am UTC](https://forums.ankiweb.net/t/anki-23-12-beta/37771 "2023-11-29T01:17:26Z")\
**Posts on this page:** 1\
**Showing post:** 21

<div class="post-metadata">

**Author:** ![jcznk](https://sea2.discourse-cdn.com/flex002/user_avatar/forums.ankiweb.net/jcznk/32/15215_2.png) [@jcznk](https://forums.ankiweb.net/u/jcznk)\
**Post date:** [November 30, 2023, 1:19pm UTC](https://forums.ankiweb.net/t/anki-23-12-beta/37771/21 "2023-11-30T13:19:10Z")

</div>

I get this error whenever I try to create a filtered deck, sorted by Relative Overdueness, that mentions a non-existing card or note-type.

Edit: actually I also get an error when existing card or note types are mentioned.

The issue seems to only occur if FSRS is enabled.

E.g.

 ![image](https://us1.discourse-cdn.com/flex002/uploads/anki2/original/3X/7/2/72f341b7b2257e8e5f3ff5628b0a3381de0a4fb4.png) ![image](https://us1.discourse-cdn.com/flex002/uploads/anki2/original/3X/e/0/e0dfb7cd913ad20468080ae37f31b99bfdb163c8.png)

 ![image](https://us1.discourse-cdn.com/flex002/uploads/anki2/original/3X/7/e/7ee56f5ad3425163657f5f25d287f49362fb241d.png) ![image](https://us1.discourse-cdn.com/flex002/uploads/anki2/original/3X/2/8/28ebc8117b5b3c9a44627f1ff29892239cacd2d7.png) ![image](https://us1.discourse-cdn.com/flex002/uploads/anki2/original/3X/2/5/25ab0f1761fbdcf6875a588651de795e8a987adc.png)

```auto
Windows 10, Version 23.12 (4109d1e8)
Python 3.9.15 Qt 6.6.0 PyQt 6.6.0
No add-ons

```

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