[Samba] Windows login problem to a Samba AD DC

Patrick Goetz pgoetz at math.utexas.edu
Wed Nov 24 15:59:18 UTC 2021

Which version of 4.15 are you using?  The original release (4.15.0) has 
issues with logging in from W10. If that's what you have, simply ugrade 
to 4.15.1 or greater and you should be good to go.

On 11/24/21 09:20, tizo via samba wrote:
> I have a pristine Samba AD DC installed (Samba 4.15 in Rocky Linux 8.5). I
> have joined a Windows 10 client without any problems. After restarting, I
> try to login with a test user (the only user aside from the administrator),
> and it keeps saying "Username or password is incorrect" (maybe this is not
> the exact translation, as the language is Spanish). Moreover, I am almost
> sure that the password is the right one, as I have tested it with kinit in
> the Samba AD DC server. I have also tested with the administrator user with
> the same results. It seems to me that Windows doesn't even try to contact
> Samba AD DC, as the message is displayed very fast (and no useful
> information is logged in Samba AD DC).
> So, before entering in more technical details, is there a way to debug the
> problem from the Windows client?. I don't really know where to look for
> related logs.
> JFTR: in previous tests, with another Samba AD DC server but installed in
> the same way and with the same versions, I had the same issue with a
> Windows 7 client, and a Windows 10 client. The strange thing is that, the
> very first time that I joined the Windows 7 client it works, but only for
> that day.
> Any help is appreciated. Thanks very much.

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