I'm also experiencing this issue on Arch Linux with xfce4-panel 4.14.0-1 and gtk3 1:3.24.10-1. I'm able to fix the issue by enabling compositing, which I prefer to have switched off. I've uploaded screenshots here: https://imgur.com/a/5KvhHA3
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1797417 Title: Background of system tray icons not drawn properly To manage notifications about this bug go to: https://bugs.launchpad.net/xfce4-panel/+bug/1797417/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs