[Samba] error

[sandy.napoles at eccmg.cupet.cu]

hummmm I make some change in my bind configuration, for example, I add in
my configuration
_ldap._tcp.eccmg.cupet.cu.               SRV 0 0 389 capital.eccmg.cupet.cu.
_kerberos._tcp.eccmg.cupet.cu.           SRV 0 0  88 capital.eccmg.cupet.cu.
_ldap._tcp.dc._msdcs.eccmg.cupet.cu.     SRV 0 0 389 capital.eccmg.cupet.cu.
_kerberos._tcp.dc._msdcs.eccmg.cupet.cu. SRV 0 0  88 capital.eccmg.cupet.cu.

and when i run again the commands

./samba-tool domain join eccmg.cupet.cu DC -Uadministrator
Finding a writeable DC for domain 'eccmg.cupet.cu'
Found DC capital.eccmg.cupet.cu
Password for [ECCMG\administrator]:
workgroup is ECCMG
realm is eccmg.cupet.cu
checking sAMAccountName
Adding CN=ORION,OU=Domain Controllers,DC=eccmg,DC=cupet,DC=cu
Adding
CN=ORION,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=eccmg,DC=cupet,DC=cu
Adding CN=NTDS
Settings,CN=ORION,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=eccmg,DC=cupet,DC=cu
Adding SPNs to CN=ORION,OU=Domain Controllers,DC=eccmg,DC=cupet,DC=cu
Setting account password for ORION$
Enabling account
Calling bare provision
No IPv6 address will be assigned
get_nt_acl_no_snum: fset_nt_acl returned zero.
Join failed - cleaning up
checking sAMAccountName
Deleted CN=ORION,OU=Domain Controllers,DC=eccmg,DC=cupet,DC=cu
Deleted CN=NTDS
Settings,CN=ORION,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=eccmg,DC=cupet,DC=cu
Deleted
CN=ORION,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=eccmg,DC=cupet,DC=cu
ERROR(<class 'samba.provision.ProvisioningError'>): uncaught exception -
ProvisioningError: Your filesystem or build does not support posix ACLs,
s3fs is unworkable in this mode
  File
"/usr/local/samba/lib/python2.6/site-packages/samba/netcmd/__init__.py",
line 160, in _run
    return self.run(*args, **kwargs)
  File
"/usr/local/samba/lib/python2.6/site-packages/samba/netcmd/domain.py",
line 184, in run
    machinepass=machinepass, use_ntvfs=use_ntvfs)
  File "/usr/local/samba/lib/python2.6/site-packages/samba/join.py", line
965, in join_DC
    ctx.do_join()
  File "/usr/local/samba/lib/python2.6/site-packages/samba/join.py", line
871, in do_join
    ctx.join_provision()
  File "/usr/local/samba/lib/python2.6/site-packages/samba/join.py", line
599, in join_provision
    use_ntvfs=ctx.use_ntvfs, dns_backend="NONE")
  File
"/usr/local/samba/lib/python2.6/site-packages/samba/provision/__init__.py",
line 1749, in provision
    raise ProvisioningError("Your filesystem or build does not support
posix ACLs, s3fs is unworkable in this mode")
root at orion:/usr/local/samba/bin#