[Samba] upgrade samba

[Fabrizio Monti]

Hello to all,
is the first time I write to this mailing list, I wanted to ask you a hand
about an upgrade of samba I did on a centos 5.5 i386 with kernel
2.6.18-308.24.1.el5, which I updated with yum samba3x-3.3. 8-0.52.el5_5.2
bringing it to samba3x-3.6.6-0.129.el5. Now I can not put the computer to
the domain, the error is that I find myself

Jan 24 17:53:03 VmPDC smbd[15115]: [2013/01/24 17:53:03.371837,  0]
auth/check_samsec.c:491(check_sam_security)
Jan 24 17:53:03 VmPDC smbd[15115]:   check_sam_security:
make_server_info_sam() failed with 'NT_STATUS_UNSUCCESSFUL'
Jan 24 17:53:04 VmPDC smbd[15115]: [2013/01/24 17:53:04.413597,  0]
auth/check_samsec.c:491(check_sam_security)
Jan 24 17:53:04 VmPDC smbd[15115]:   check_sam_security:
make_server_info_sam() failed with 'NT_STATUS_UNSUCCESSFUL'

This configuration of samba

[root at VmPDC ~]# testparm
Load smb config files from /etc/samba/smb.conf
Processing section "[netlogon]"
Processing section "[profiles]"
Loaded services file OK.
Server role: ROLE_DOMAIN_PDC
Press enter to see a dump of your service definitions

[global]
        workgroup = GIS
        passdb backend = ldapsam:ldap://192.0.200.2/
        log file = /var/log/samba/log.%U
        time server = Yes
        socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192
SO_KEEPALIVE
        add user script = /usr/local/bin/smbldap-useradd -a -m -P "%u"
        delete user script = /usr/local/bin/smbldap-userdel -r "%u"
        add group script = /usr/local/bin/smbldap-groupadd -p "%g"
        delete group script = /usr/local/bin/smbldap-groupdel "%g"
        add user to group script = /usr/local/bin/smbldap-groupmod -m "%u"
"%g"
        delete user from group script = /usr/local/bin/smbldap-groupmod -x
"%u" "%g"
        set primary group script = /usr/local/bin/smbldap-usermod -g "%g"
"%u"
        add machine script = /usr/local/bin/smbldap-useradd -w "%u"
        logon path =
        logon home =
        domain logons = Yes
        os level = 33
        preferred master = Auto
        domain master = Yes
        ldap admin dn = cn=Manager,dc=sigesgroup,dc=intra
        ldap delete dn = Yes
        ldap group suffix = ou=group
        ldap machine suffix = ou=machines
        ldap passwd sync = yes
        ldap suffix = dc=sigesgroup,dc=intra
        ldap ssl = no
        ldap user suffix = ou=People
        idmap config * :range = 5000 - 50000
        ldapsam:editposix = yes
        ldapsam:trusted = yes
        idmap config * : backend = ldap:ldap://192.0.200.2/

[netlogon]
        comment = Network Logon Service
        path = /home/netlogon
        guest ok = Yes

[profiles]
        path = /home/profiles
        read only = No
        create mask = 0600
        directory mask = 0700

why is not it working?