(In reply to Ludwig Nussel from comment #30) > /var/mail has been a link for 20 years already. If it's a directory in your > system it's probably a local modification you have there. Are there any differences to consider between software distributions for the E-Mail configuration? https://help.ubuntu.com/lts/installation-guide/armhf/ch08s05.html > Anyway does your system work again now? Partly. * I noticed by boot messages that start attempts failed for an authorization manager. * I can login into a graphical user session (in principle). Unfortunately, internet access was broken there. It seems that the desired software update is still incomplete for the questionable openSUSE Tumbleweed instance at the moment.