samba - Sep 2004 - 3.0.6 Creates Uppercase Folders

Hi,

With Mandrake's samba 3.0.6-4.1.100mdk udpate, I see that uppercase 
foldername is created instead of lowercase for some users, also some 
users cannot be mapped. Is there a fix for this?

Regards,
Norman

drwxrwxrwx  10    15098 Domain Users 4096 Sep 22 08:24 swong/
drwxrwxrwx  17 SXIAO    Domain Users 4096 Sep  1 15:15 sxiao/
drwxr-xr-x   3 SXIAO    Domain Users  100 Sep 23 14:02 SXIAO/
drwxrwxrwx  19    15102 Domain Users 4096 Sep 20 10:36 tng/
drwxrwxrwx   7    15106 Domain Users 4096 Sep  2 10:28 wliu/
drwxrwxrwx   2    15107 Domain Users 4096 Sep 15 14:17 wng/
drwxrwxrwx  30    15110 Domain Users 4096 Sep 10 17:40 yng/

# getent passwd swong
# wbinfo -u | grep swong
swong

[global]
         workgroup = ARKONDOMAIN
         server string = Samba Server %v
         security = DOMAIN
         log file = /var/log/samba/log.%m
         max log size = 50
         socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192
         obey pam restrictions = yes
         os level = 18
         preferred master = No
         local master = No
         domain master = No
         dns proxy = No
         idmap uid = 15000-20000
         idmap gid = 15000-20000
         template homedir = /hsd1/transfer/%U
         template shell = /bin/bash
         winbind separator = /
         winbind use default domain = Yes

[transfer]
         comment = Temporary Storage
         path = /hsd1/transfer
         read only = No
         create mask = 0777
         directory mask = 0777