It looks like you have rediscovered bug 2003168 even though it was meant to be fixed. The simple answer is either delete all local extensions:
cd ~/.local/share/gnome-shell/ rm -rf extensions or if you want to keep using dash-to-dock then you must: gnome-extensions disable ubuntu-d...@ubuntu.com -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2074143 Title: Gnome 46 crash after log in, and when I restarted gnome alt+f2+r on x11 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/2074143/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs