One of my biggest alltime papercuts. You are my hero, Christoph!
Could it be that it's caused by Pablo's Amarath? There definitely is an issue, but maybe not related. It says: "register_class(...): already registered as a subclass 'Amaranth ToolsetPreferences'".
User "Baardaap" helped to narrow the issue down, so now i can at least say that it has to do with some extension that i used to have enabled. I set blender to default and the issue is gone. Now i…
here is the german sub-thread: https://blender.chat/channel/translations-DE
Driver issue is surely the most likely culprit. Will have to wait and observe if future updates will fix it again. Should i close this? Feel free to do so.
-I always have the most recent, recommended drivers for my graphics card -It tells me that there's no such location. Probably your and my way of updating and storing blender differs. I don't…