From the appearance of settings_notify_cb() in the crash, this appears to be coming from https://code.launchpad.net/~mterry/dbusmenu/proxy-gtk-menu-images/+merge/123576 which was added for bug #927236
From the appearance of settings_ notify_ cb() in the crash, this appears to be coming from https:/ /code.launchpad .net/~mterry/ dbusmenu/ proxy-gtk- menu-images/ +merge/ 123576 which was added for bug #927236