Browse button (Live tv & DVR) "There is an unexpected error"

[sa2000]

This was fixed in 1.19.5

See release notice

Plex Media Server

Plex Media Server 1.19.5.3021 is now available in the beta update channel NEW: (Intro Detection) Find any intros in the first half of an episode (Linux) Add service customization notes to Debian and Redhat service file (QNAP) Add PlexData share to provide easy access to logs & make/restore backups (Translations) Added Portuguese translations. FIXES: (Analysis) Files which can’t be analyzed could lead to request loop in the web client. (DVR) Failures to load browse screen shortly after sett…

• (DVR) Failures to load browse screen shortly after setting up DVR (#11604)

Download available here by signing in with the Plex Pass user as 1.19.5 is still beta
https://plex.tv/downloads