Hi, I'm jGgM. Unixware 7.1 dtlogin make bug reporting to /var/dt/Xerrors. but, permision of /var/dt is 777. make symlink /var/dt/Xerrors to any file. for example) ln -sf /etc/.rhosts /var/dt/Xerrors and, Login from another system to Unixware machine. If another system does not have hostname, Unixware machine occured warning message 'Can not find hostname' at /var/dt/Xerrors http://www.netemperor.com/en/ Mail: jggm@mail.com