Confirming this for ISO8859-1 characters too, like in "François" or "Fabián".
Oddly, the GUI "Users and groups" reports a different error message. -- Cannot create a user "håkan" https://launchpad.net/bugs/23475 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
