hi,

I have installed Solaris10 in Ultra 10 machine.
After logging as user, if su then following message is
su
Password:
error: Error in underlying service module


cat /etc/pam.conf |grep -v ^#
login auth requisite pam_authtok_get.so.1
login auth required pam_dhkeys.so.1
login auth required pam_unix_cred.so.1
login auth required pam_unix_auth.so.1
login auth required pam_dial_auth.so.1
rlogin auth sufficient pam_rhosts_auth.so.1
rlogin auth requisite pam_authtok_get.so.1
rlogin auth required pam_dhkeys.so.1
rlogin auth required pam_unix_cred.so.1
rlogin auth required pam_unix_auth.so.1
krlogin auth required pam_unix_cred.so.1
krlogin auth binding pam_krb5.so.1
krlogin auth required pam_unix_auth.so.1
rsh auth sufficient pam_rhosts_auth.so.1
rsh auth required pam_unix_cred.so.1
krsh auth required pam_unix_cred.so.1
krsh auth binding pam_krb5.so.1
krsh auth required pam_unix_auth.so.1
ktelnet auth required pam_unix_cred.so.1
ktelnet auth binding pam_krb5.so.1
ktelnet auth required pam_unix_auth.so.1
ppp auth requisite pam_authtok_get.so.1
ppp auth required pam_dhkeys.so.1
ppp auth required pam_unix_cred.so.1
ppp auth required pam_unix_auth.so.1
ppp auth required pam_dial_auth.so.1
other auth requisite pam_authtok_get.so.1
other auth required pam_dhkeys.so.1
other auth required pam_unix_cred.so.1
other auth required pam_unix_auth.so.1
passwd auth required pam_passwd_auth.so.1
cron account required pam_unix_account.so.1
other account requisite pam_roles.so.1
other account required pam_unix_account.so.1
other session required pam_unix_session.so.1
other password required pam_dhkeys.so.1
other password requisite pam_authtok_get.so.1
other password requisite pam_authtok_check.so.1
other password required pam_authtok_store.so.1

uname -a
SunOS dcesparc036 5.10 Generic sun4u sparc SUNW,Ultra-5_10

Pleas help here
Thanks in advance

Regards
SRV