[Samba] warnings samba 4 migration

[Trenta sis]

Hi,

During  samba 3 migration to samba 4, we receive some errors:

/local/bin# samba-tool domain classicupgrade --dbdir=/local/var/dbdir/
--use-xattrs=yes --realm=domain.com --dns-backend=BIND9_DLZ
/local/var//smb.PDC.conf --option="interfaces=lo eth0" --option="bind
interfaces only=yes"
Reading smb.conf
Unknown parameter encountered: "share modes"
Ignoring unknown parameter "share modes"
Provisioning
Exporting account policy
Exporting groups
Ignoring group 'Administrators' S-1-5-32-544 listed but then not found:
Unable to enumerate members for alias, (-1073741487,The specified local
group does not exist.)
Ignoring group 'Account Operators' S-1-5-32-548 listed but then not found:
Unable to enumerate members for alias, (-1073741487,The specified local
group does not exist.)
Ignoring group 'Print Operators' S-1-5-32-550 listed but then not found:
Unable to enumerate members for alias, (-1073741487,The specified local
group does not exist.)
Ignoring group 'Backup Operators' S-1-5-32-551 listed but then not found:
Unable to enumerate members for alias, (-1073741487,The specified local
group does not exist.)
Ignoring group 'Replicators' S-1-5-32-552 listed but then not found: Unable
to enumerate members for alias, (-1073741487,The specified local group does
not exist.)
Exporting users
Ignoring group memberships of 'nobody'
S-1-5-21-681481606-1831281852-1091171560-2998: Unable to enumerate group
memberships, (-1073741596,This error indicates that the requested operation
cannot be completed due to a catastrophic media failure or an on-disk data
structure corruption.)
Next rid = 41113
Exporting posix attributes
Reading WINS database
Cannot open wins database, Ignoring: [Errno 2] No such file or directory:
'/local/var/proves_migracio_samba4/dades_samba3/samba/dbdir/wins.dat'
Looking up IPv4 addresses
Looking up IPv6 addresses
No IPv6 address will be assigned
Setting up share.ldb
Setting up secrets.ldb
Setting up the registry
Setting up the privileges database
Setting up idmap db
Setting up SAM db
Setting up sam.ldb partitions and settings
Setting up sam.ldb rootDSE
Pre-loading the Samba 4 and AD schema
Adding DomainDN: DC=pfgg,DC=cat
Adding configuration container
Setting up sam.ldb schema
Setting up sam.ldb configuration data
Setting up display specifiers
Modifying display specifiers
Adding users container
Modifying users container
Adding computers container
Modifying computers container
Setting up sam.ldb data
Setting up well known security principals
Setting up sam.ldb users and groups
Setting up self join
Setting acl on sysvol skipped
Adding DNS accounts
Creating CN=MicrosoftDNS,CN=System,DC=pfgg,DC=cat
Creating DomainDnsZones and ForestDnsZones partitions
Populating DomainDnsZones and ForestDnsZones partitions
See /usr/local/samba/private/named.conf for an example configuration
include file for BIND
and /usr/local/samba/private/named.txt for further documentation required
for secure DNS updates
Setting up sam.ldb rootDSE marking as synchronized
Fixing provision GUIDs
A Kerberos configuration suitable for Samba 4 has been generated at
/usr/local/samba/private/krb5.conf
Setting up fake yp server settings
Once the above files are installed, your Samba4 server will be ready to use
Admin password:        pwd
Server Role:           active directory domain controller
Hostname:              server
NetBIOS Domain:        domain
DNS Domain:            server.com
DOMAIN SID:            S-1-5-21-681481606-1831281852-1091171560
Importing WINS database
Importing Account policy
Importing idmap database
Cannot open idmap database, Ignoring: [Errno 2] No such file or directory
Adding groups
Importing groups
Group already exists sid=S-1-5-21-681481606-1831281852-1091171560-512,
groupname=Domain Admins existing_groupname=Domain Admins, Ignoring.
Group already exists sid=S-1-5-21-681481606-1831281852-1091171560-513,
groupname=Domain Users existing_groupname=Domain Users, Ignoring.
Group already exists sid=S-1-5-21-681481606-1831281852-1091171560-514,
groupname=Domain Guests existing_groupname=Domain Guests, Ignoring.
Group already exists sid=S-1-5-21-681481606-1831281852-1091171560-515,
groupname=Domain Computers existing_groupname=Domain Computers, Ignoring.
Group already exists sid=S-1-5-32-544, groupname=Administrators
existing_groupname=Administrators, Ignoring.
Group already exists sid=S-1-5-32-548, groupname=Account Operators
existing_groupname=Account Operators, Ignoring.
Group already exists sid=S-1-5-32-550, groupname=Print Operators
existing_groupname=Print Operators, Ignoring.
Group already exists sid=S-1-5-32-551, groupname=Backup Operators
existing_groupname=Backup Operators, Ignoring.
Group already exists sid=S-1-5-32-552, groupname=Replicators
existing_groupname=Replicator, Ignoring.
Committing 'add groups' transaction to disk
Adding users
Importing users
Committing 'add users' transaction to disk
Adding users to groups
Committing 'add users to groups' transaction to disk


we receive some error like:
gnoring group 'Administrators' S-1-5-32-544 listed but then not found:
Unable to enumerate members for alias, (-1073741487,The specified local
group does not exist.)
Ignoring group 'Account Operators' S-1-5-32-548 listed but then not found:
Unable to enumerate members for alias, (-1073741487,The specified local
group does not exist.)
Ignoring group 'Print Operators' S-1-5-32-550 listed but then not found:
Unable to enumerate members for alias, (-1073741487,The specified local
group does not exist.)
Ignoring group 'Backup Operators' S-1-5-32-551 listed but then not found:
Unable to enumerate members for alias, (-1073741487,The specified local
group does not exist.)
Ignoring group 'Replicators' S-1-5-32-552 listed but then not found: Unable
to enumerate members for alias, (-1073741487,The specified local group does
not exist.)
Exporting users
Ignoring group memberships of 'nobody'
S-1-5-21-681481606-1831281852-1091171560-2998: Unable to enumerate group
memberships, (-1073741596,This error indicates that the requested operation
cannot be completed due to a catastrophic media failure or an on-disk data
structure corruption.)

Importing idmap database
Cannot open idmap database, Ignoring: [Errno 2] No such file or directory
Adding groups
Importing groups
Group already exists sid=S-1-5-21-681481606-1831281852-1091171560-512,
groupname=Domain Admins existing_groupname=Domain Admins, Ignoring.
Group already exists sid=S-1-5-21-681481606-1831281852-1091171560-513,
groupname=Domain Users existing_groupname=Domain Users, Ignoring.
Group already exists sid=S-1-5-21-681481606-1831281852-1091171560-514,
groupname=Domain Guests existing_groupname=Domain Guests, Ignoring.
Group already exists sid=S-1-5-21-681481606-1831281852-1091171560-515,
groupname=Domain Computers existing_groupname=Domain Computers, Ignoring.
Group already exists sid=S-1-5-32-544, groupname=Administrators
existing_groupname=Administrators, Ignoring.
Group already exists sid=S-1-5-32-548, groupname=Account Operators
existing_groupname=Account Operators, Ignoring.
Group already exists sid=S-1-5-32-550, groupname=Print Operators
existing_groupname=Print Operators, Ignoring.
Group already exists sid=S-1-5-32-551, groupname=Backup Operators
existing_groupname=Backup Operators, Ignoring.
Group already exists sid=S-1-5-32-552, groupname=Replicators
existing_groupname=Replicator, Ignoring.


Samba 4 ad domain apparently works, but I'm not sure if migration is
completely correct, what I ahve to do with this errors?

Thanks