According to https://bugzilla.xfce.org/show_bug.cgi?id=13600, this bug is fixed in version 4.13.
** Bug watch added: Xfce Bugzilla #13480 https://bugzilla.xfce.org/show_bug.cgi?id=13480 ** Also affects: xfce4-panel via https://bugzilla.xfce.org/show_bug.cgi?id=13480 Importance: Unknown Status: Unknown ** Bug watch added: Xfce Bugzilla #13600 https://bugzilla.xfce.org/show_bug.cgi?id=13600 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1778380 Title: xfce4-panel locks itself if a contextual menu is open while the application is closing To manage notifications about this bug go to: https://bugs.launchpad.net/xfce4-panel/+bug/1778380/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs