can't change password

[pitchpoledave]

HELP! I can't seem to change my password...samba 2.2.8a, rh 7.3, win2k client

This is the error that I get:
2003/06/23 23:32:20, 0] rpc_server/srv_pipe.c:api_pipe_auth_process(1092)
api_pipe_auth_process: NTLMSSP check failed.
[2003/06/23 23:32:20, 0] rpc_server/srv_pipe_hnd.crocess_request_pdu(486)
process_request_pdu: failed to do auth processing.
[2003/06/23 23:32:20, 0] lib/util_sec.c:assert_gid(111)
Failed to set gid privileges to (0,99) now set to (0,-1) uid=(0,99)
[2003/06/23 23:32:20, 0] lib/util.c:smb_panic(1094)
PANIC: failed to set gid


This is my config:


[global]
hide dot files = yes

#passwd chat debug = yes
passwd program = /usr/bin/passwd %u
add user script = /usr/sbin/useradd -d /dev/null -g 100 -c 'Machine account' -s /bin/false -M %u
pam password change = no
printing = lprng
dns proxy = No
encrypt passwords = yes
show add printer wizard = yes
socket options = TCP_NODELAY SO_SNDBUF=8192 SO_RCVBUF=8192
wins support = Yes
max log size = 0
logon script = logon.cmd
obey pam restrictions = Yes
passwd chat = *New*password* %n\n *Retype*new*password* %n\n *passwd:*all*authentication*tokens*updated*successfully*
writeable = yes
map to guest = Bad User
security = USER
domain admin group = root
printer admin = dave
domain logons = yes
domain master = yes
preferred master = yes
local master = yes
#unix password sync = Yes
server string = Samba Server
workgroup = HOME
default service = global
netbios name = WWW1
log file = /var/log/samba/%m.log
os level = 99
log level = 2
logon home =
logon path =
logon drive = z
profile acls = yes
deadtime = 120

guest account = nobody
[homes]
comment = Home Directories
valid users = %S
read only = No
create mask = 0600
directory mask = 0700
browseable = No


[shr]
path = /shr
force user = nobody
read only = No
guest ok = Yes

[printers]
comment = All Printers
path = /var/spool/samba
printable = Yes
browseable = No
lpq command = /usr/bin/lpq -P%p
lprm command = /usr/bin/lprm -P%p %j


[netlogon]
path = /etc/samba/netlogon