The regression-update tag is for regressions in SRUs. Removing this tag. You appear to be trying to install packages from bionic-proposed. This is unsupported.
** Tags removed: regression-update -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-session in Ubuntu. https://bugs.launchpad.net/bugs/1753395 Title: Upgrade failure: dependency problems prevent configuration of gnome- session: To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-session/+bug/1753395/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs