i tried now to do the upgrade, but i wasn't successful. Based on the Docu i understood that i first need to create a local repository. So i downloaded the
UCS_4.1-4-amd64.iso as well as
I created then the repository by executing
It returned that it was created but something with version 0 is not supported and i should upgrade.
So i executed
univention-repository-update net while still having my router on the VM running.
Then i have shutted down the VM and having the no internet anymore.
Then i started the upgrade:
root@ucs:/tmp# univention-upgrade --iso=UCS_Update_4.1-4_-_4.2-0-amd64.iso
Starting univention-upgrade. Current UCS version is 4.1-4 errata444
Checking for local repository: found
Update the local repository via network [Y|n]? n
Update the local repository via cdrom [Y|n]? n
Checking for package updates: none
Checking for app updates: found
The following apps can be upgraded:
Dudle: The underlying container can be upgraded
Starting app upgrade
Do you want to upgrade Dudle [Y|n]? n
Checking for release updates: The connection to the repository server failed: Configuration error: Network is unreachable. Please check the repository configuration and the network connection.
I also tried it with
--updateto=4.2-0, but with the same result. The same when answering the second question with yes.
What am i doing wrong?