I added "export LC_ALL=zh_CN.gb2312" and "export LANG=zh_CN.gb2312" into ~/.bashrc (or modify /etc/sysconfig/i18n). But my KDE3 crash. GNOME2 and other WM(blackbox, WindowMaker and other) can run but a lot of apps crash:
[root@KuyeWorkstation root]# xmms
Segmentation fault
You've probably found a bug in XMMS, please visit http://bugs.xmms.org and fill out a bug report.