After another update today (30Apr2020) and another run of update-manager the problem appears to be gone.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1875835 Title: Firefox fails to start - says it is already running To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1875835/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
