Uninstalling the exo wrapper "Mail Reader" does indeed remove essential packages:
Start-Date: 2018-08-12 10:16:20 Commandline: packagekit role='remove-packages' Requested-By: xubuntu (999) Remove: thunar-media-tags-plugin:amd64 (0.2.1-1), exo-utils:amd64 (0.12.2-0ubuntu0.18.04.1), xfce4-mailwatch-plugin:amd64 (1.2.0-2ubuntu2), xfce4-cpugraph-plugin:amd64 (1.0.5-1build1), xfce4-panel:amd64 (4.12.2-1ubuntu1), thunar-volman:amd64 (0.8.1-2), thunar-archive-plugin:amd64 (0.3.1-4), xfce4-terminal:amd64 (0.8.7.3-0ubuntu1), xubuntu-core:amd64 (2.225), thunar:amd64 (1.6.15-0ubuntu1), xfdesktop4:amd64 (4.12.3-4ubuntu2), xfce4-notes-plugin:amd64 (1.8.1-1), xfce4-quicklauncher-plugin:amd64 (1.9.4-11build1), xfce4-verve-plugin:amd64 (1.1.0-1), xfce4-weather-plugin:amd64 (0.8.10-1), xubuntu-desktop:amd64 (2.225), xfce4-places-plugin:amd64 (1.7.0-3) End-Date: 2018-08-12 10:16:24 ** Package changed: xfce4-panel (Ubuntu) => xubuntu-meta (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1783764 Title: Deleting "Mail Reader" crashes the computer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xubuntu-meta/+bug/1783764/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs