Cant starup yast !!

linux:~ # yast
loadkeys: warning: this map uses Unicode symbols
(perhaps you want to do ‘kbd_mode -u’?)
linux:~ #

How to solve this problem?

the os level is

Welcome to SUSE LINUX Enterprise Server 9 (ia64) - Kernel 2.6.5-7.98-default (0).

linux login: root
You have new mail in /var/mail/root.
Last login: Tue Dec 23 16:47:56 from
linux:~ # uname -a
Linux linux 2.6.5-7.98-default #1 SMP Fri Jul 2 15:21:59 BST 2004 ia64 ia64 ia64 GNU/Linux
linux:~ #