There was an error loading the calendar

Time for another “reset” of the Shield.

Server Version#: 1.24.0.4930 (smb)
Player Version#: 8.21.2.27212
Tuner Make/Model: HDHomeRun CONNECT QUATRO HDHR5-4DT
Tuner Firmware Version: 20210624
Guide/Lineup name: Freeview / Melbourne
Using XMLTV?: No

it is just in the web app I assume that is. does it happen on Andriod TV app on Shield?

Happens across the board, Android TV, Plex Web, Plex App for Mac. Ended up resetting the Shield (5th time for 2021).