Francoise, geez, cubells: This is happening with a lot of GTK+ apps, not just Nautilus. Notice the linked bug is assigned to mutter, not gedit. That's why it's a duplicate.
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to nautilus in Ubuntu. https://bugs.launchpad.net/bugs/1754564 Title: nautilus crash on double clicking on a file Status in nautilus package in Ubuntu: Confirmed Bug description: On double click on a file like as test.txt, nautilus is closed suddenly and file is not open. $ G_DEBUG="all" NAUTILUS_DEBUG="All" nautilus Gdk-Message: 06:47:01.176: Error 71 (Error de protocol) dispatching to Wayland display. $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu Bionic Beaver (development branch) Release: 18.04 Codename: bionic To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nautilus/+bug/1754564/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : email@example.com Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp