Since 16.04 (I think), where Files changed its behavior to show mounted drives in another window (a bad choice in my opinion, but whatever) this problem is not reproducible anymore. I marked as fixed thus.
** Changed in: nautilus (Ubuntu) Status: New => Fix Released -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to nautilus in Ubuntu. https://bugs.launchpad.net/bugs/1515771 Title: Occasional hiccup when opening nautilus To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nautilus/+bug/1515771/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs