[Samba] ADS domain member: winbind fails

[Stefan G. Weichinger]

2nd big issue:

we can't join win7 clients.

[2016/12/30 16:13:53.836745,  0] 
../source4/dsdb/common/util_samr.c:192(dsdb_add_user)
   Failed to create user record 
CN=ZBOOK,CN=Computers,DC=arbeitsgruppe,DC=secret,DC=tld: acl: unable to 
find or validate structural objectClass on 
CN=ZBOOK,CN=Computers,DC=arbeitsgruppe,DC=secret,DC=tld


--

while the OU / container seems to exist:

~# ldbsearch -H ldap://backup  -U Administrator | grep "CN=Computers"
dn: CN=W7TEST,CN=Computers,DC=arbeitsgruppe,DC=secret,DC=tld
distinguishedName: CN=W7TEST,CN=Computers,DC=arbeitsgruppe,DC=secret,DC
dn: CN=main,CN=Computers,DC=arbeitsgruppe,DC=secret,DC=tld

-

# samba-tool dbcheck
Checking 356 objects
Checked 356 objects (0 errors)