Thanks for the great work and NC12!
As always, the update ran without problems, but unfortunately there seems to be a problem with the Thunderbird Sync (Lightning - Calendar 5.4.1.1 “CALDAV” & SOGo Connector 31.0.4 “CARDDAV”).
See here: Authentication issue with Cardav, Caldav and Sogo connector
It seems like it affects several users…