[Samba] Samba shares no longer visible

[Rowland Penny]

On Mon, 14 Jan 2019 20:11:15 +0000
"Jason W. Lewis via samba" <samba at lists.samba.org> wrote:

> All,
> I came into work to find a strange problem today: The shares on a
> Samba server were no longer accessible.  After working on it for a
> while, I finally turned up logging and found the following in the
> client connection logs:
> 
> [2019/01/14 14:59:21.384622,
> 1] ../auth/gensec/spnego.c:1218(gensec_spnego_server_negTokenInit_step)
> gensec_spnego_server_negTokenInit_step: ntlmssp: parsing
> NEG_TOKEN_INIT content failed (next[(null)]):
> NT_STATUS_INVALID_PARAMETER [2019/01/14 14:59:21.396728,
> 2] ../auth/ntlmssp/ntlmssp.c:119(gensec_ntlmssp_update_find) Failed
> to parse NTLMSSP packet: zero length [2019/01/14 14:59:21.396777,
> 1] ../auth/gensec/spnego.c:1218(gensec_spnego_server_negTokenInit_step)
> gensec_spnego_server_negTokenInit_step: ntlmssp: parsing
> NEG_TOKEN_INIT content failed (next[(null)]):
> NT_STATUS_INVALID_PARAMETER
> 
> Windows clients claim they can’t find a path to the server/share, and
> Mac clients just don’t work.  The server has been running since
> mid-December with no updates, no reboots and no issues.  SSSD (ssh
> authorization to AD) logins are working fine, and interestingly
> enough, smbclient seems to be able to connect without difficulty.  So
> why can’t my Windows and Mac clients connect?
> 
> Thank you for the help,
> --
> Jason Lewis
> Senior Systems Engineer @ Micro Electronics, Inc.
> E: jwlewis at microcenter.com<mailto:jwlewis at microcenter.com>
> 

Have you tried restarting Samba ?
What OS ?
How are you running Samba ?
I know you say nothing has changed on the Samba server, but has
anything changed externally ?
New router or windows updates etc ?

Rowland