Problem:
You cannot upgrade and you get this error message:
**** Starting univention-updater with parameter=['/usr/share/univention-updater/univention-updater', 'net', '--updateto', '4.4-9', '--ignoressh', '--ignoreterm']
Version=4.4
Patchlevel=8
starting net mode
--->DBG:update_available(mode=net, cdrom_mount_point=/cdrom, iso=None)
Checking network repository
Update to = 4.4-9
**** Downloading scripts at Mon Dec 12 17:07:35 2022
Error: Update aborted due to configuration error: Configuration error: non-existing component prefix: https://updates.software-univention.de/
Solution:
This seems to be a temporary issue, that the update server was not available. So try again later.