It sounds like Caja is trying to fulfill a role that some other component is already registered for.
This would not be a bug in gnome-shell. You would need to find out what other package/component is conflicting and find a way to disable or uninstall it. ** No longer affects: gnome-shell (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1846612 Title: Unable to launch Caja file manager on GNOME Shell To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/caja/+bug/1846612/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs