I get this error in the log when I add an episode to the program. (latest 3.2.1) (3.0.0 and 3.1.0 don't have this error. but don't display the splitting options either)

[AVFilterGraph @ 000002daf0729bc0] No such filter: '04:pic_th'
Error reinitializing filters!
Failed to inject frame into filter network: Invalid argument
Error while processing the decoded data for stream #0:1
Conversion failed!