720P Conversion Fails

The recording is corrupted

2022-05-03T06:00:07 MCEBuddy.AppWrapper.FFmpeg → [h264 @ 0000026f7c23e740] non-existing PPS 0 referenced
2022-05-03T06:00:07 MCEBuddy.AppWrapper.FFmpeg → Last message repeated 1 times
2022-05-03T06:00:07 MCEBuddy.AppWrapper.FFmpeg → [h264 @ 0000026f7c23e740] decode_slice_header error
2022-05-03T06:00:07 MCEBuddy.AppWrapper.FFmpeg → [h264 @ 0000026f7c23e740] no frame!

This is an issue many folks are facing after the last PlayOn update. If you rollback to version 4.5 it should work fine. See this topic for details and a workaround: