I can attest having an issue wherein rewinding (especially in quick successions) is resulting in a hang of the transcode & direct stream processes. I’ve seen this both on the native macOS desktop app, Firefox, and Nvidia Shield TV; both with hardware transcoding turned on & off.
Running Plex from the Linuxserver.io docker image.
Current PMS version: 1.19.3.2764
Other issues I’ve noticed in the last two updates:
Update
The video finally skipped to the part I wanted during the time it took me to search and write up this post. It’s minutes upon minutes for the server/client to catch up/sync for playback.
But yeah, typically I have to stop/start the stream in order for playback to resume.
Plex Media Server.log (7.5 MB)