[Samba] CONNECTION_REFUSED

[Sandbox]

Hello,

I am using Samba 4.0.5 and got this kind of error messages in samba.log
(loglevel 2).
While this happens getent passwd shows no domain users, but everyone could
reach all of the shares.

Any idea what could cause this kind of error messages?

[2013/11/21 15:53:15.736390,  1]
../source3/smbd/sesssetup.c:276(reply_sesssetup_and_X_spnego)
  Failed to generate session_info (user and group token) for session setup:
NT_STATUS_CONNECTION_REFUSED
[2013/11/21 15:53:15.802120,  1]
../source3/smbd/sesssetup.c:276(reply_sesssetup_and_X_spnego)
  Failed to generate session_info (user and group token) for session setup:
NT_STATUS_CONNECTION_REFUSED
[2013/11/21 15:53:15.883661,  1]
../source3/smbd/sesssetup.c:276(reply_sesssetup_and_X_spnego)
  Failed to generate session_info (user and group token) for session setup:
NT_STATUS_CONNECTION_REFUSED
[2013/11/21 15:53:15.965901,  1]
../source3/smbd/sesssetup.c:276(reply_sesssetup_and_X_spnego)
  Failed to generate session_info (user and group token) for session setup:
NT_STATUS_CONNECTION_REFUSED
[2013/11/21 15:53:16.173159,  1]
../source3/smbd/sesssetup.c:276(reply_sesssetup_and_X_spnego)
  Failed to generate session_info (user and group token) for session setup:
NT_STATUS_CONNECTION_REFUSED
[2013/11/21 15:53:16.253256,  1]
../source3/smbd/sesssetup.c:276(reply_sesssetup_and_X_spnego)
  Failed to generate session_info (user and group token) for session setup:
NT_STATUS_CONNECTION_REFUSED
[2013/11/21 15:53:32.084749,  1]
../source3/smbd/sesssetup.c:276(reply_sesssetup_and_X_spnego)
  Failed to generate session_info (user and group token) for session setup:
NT_STATUS_CONNECTION_REFUSED
[2013/11/21 15:53:32.149213,  1]
../source3/smbd/sesssetup.c:276(reply_sesssetup_and_X_spnego)
  Failed to generate session_info (user and group token) for session setup:
NT_STATUS_CONNECTION_REFUSED
[2013/11/21 15:53:36.788289,  2] ../source3/smbd/process.c:2607(deadtime_fn)
  Closing idle connection



Thanks, Robert