Thanks for the update and the confirmation. Seems to be related to Bug 1858670 which although filed under 'xfburn' package, seems to have the same symptoms and possibly the same cause.
** Changed in: pcmanfm (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1816198 Title: when a blank cd is automounted, it appears twice on the desktop To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pcmanfm/+bug/1816198/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs