If the problem does still happen then please run: cd ~/.local/share/gnome-shell/ rm -rf extensions
and reboot again. If the problem continues to happen after that then please run: gsettings get org.gnome.shell enabled-extensions > ext.txt and attach the resulting text file here. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1918122 Title: Background picture not changed correctly To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1918122/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs