I'm not sure if it's even a bug that it fails when the ldap server is unavailable. Someone who is smarter than me has to tell :)
-- Install of ubuntu-desktop from a LAMP server gives a couple of issues. https://launchpad.net/bugs/52159 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
