I replicated the bug just now by logging out and then logging in, so maybe it doesn't have to do with the computer going to sleep.
** Attachment added: "Before logging out and the back in" https://bugs.launchpad.net/ubuntu/+source/nautilus/+bug/1809635/+attachment/5224594/+files/Screenshot%20from%202018-12-24%2011-45-22.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1809635 Title: nautilus-desktop icons rearrange themselves upon relogin gnome To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nautilus/+bug/1809635/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs