Apparently, this was fixed in garcon (Xfce's menu library). Xubuntu 18.04 includes version 0.6.1, and is therefore not affected by this bug anymore.
https://git.xfce.org/xfce/garcon/tree/NEWS ** Also affects: garcon (Ubuntu) Importance: Undecided Status: New ** Bug watch added: Xfce Bugzilla #11801 https://bugzilla.xfce.org/show_bug.cgi?id=11801 ** Also affects: garcon via https://bugzilla.xfce.org/show_bug.cgi?id=11801 Importance: Unknown Status: Unknown ** Changed in: garcon (Ubuntu) Status: New => Fix Released ** Changed in: xfce4-panel (Ubuntu) Status: Confirmed => Invalid ** No longer affects: xfce4-panel (Debian) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1332385 Title: Applications Menu plugin not showing Wine Programs submenu To manage notifications about this bug go to: https://bugs.launchpad.net/garcon/+bug/1332385/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs