Playback Error - an error occurred loading items to play or There was an unexpected error during playback

[darcilicious]

Try downgrading from this (beta) release:

How do I roll back the version of Plex?

Rolling back on Windows works as follows: note down your current Plex Server software version Stop Plex Server using its tray icon. uninstall Plex Server with the regular ‘Apps’ control panel of Windows. Do not use 3rd party ‘uninstaller’ software like Revo etc. Do not use Registry cleaners/optimizers. go to your Plex data folder. There is a subfolder in there, named Updates which will contain previous versions of the installer .exe execute the installer for the previous software version rebo…