I'm just doing "Xnest :1". It happens with gdmflexiserver but I'm 90% sure it also happened when I directly runned Xnest. Of course, it doesn't always happen :-)
-- login in nested window dies changing workspace https://launchpad.net/bugs/73931 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs