same problem for me with ubuntu lucid 32bit and nvidia geforce4 4000mx with nvidia-96 legacy driver, I didn't try with nouveau drivers...
for me when I close the second user session everything seems locked on a black screen, anyway I can kill xorg with alt+sysrq+k key combination and this kick me again to the login screen -- login screen halted when switching users https://bugs.launchpad.net/bugs/582815 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs