It sounds like running 'sudo' first was your mistake, which may then break the permissions for you as non-sudo.
To work around that problem, try: 1. Fix what just happened: sudo chown -R michael ~/.cache 2. Try again, avoiding 'sudo': apport-collect 1743710 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1743710 Title: Ubuntu 16.04: since 2018 all dropdown menus black and unreadable To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-themes/+bug/1743710/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
