Restore snapshot for now
Hi do you have an idea what package cause the error? I reinstalled all (did a mess with the snapshosts upgrading too much) and now i have the same error everytime i do an update from the new installation.
Thank you @Jonathon for diving me into the FAQ with my nose.
There my question is answered, why not every user is affected with the black screen.
The cause is the graphics driver!
Exactly as @WernerRomling suspected.
Looks like it might be the same issue as this thread Last update of sddm caused black screen after plymuth