[Samba] samba 4.5.0 strange windows 10 issue | incorrect password

Rowland Penny rpenny at samba.org
Mon Oct 17 20:14:03 UTC 2016

On Mon, 17 Oct 2016 12:42:39 -0700 (PDT)
yabko via samba <samba at lists.samba.org> wrote:

> i'm having intermittent issues with windows 10 clients (dont have
> win7/xp) on the network. i frequently get users being unable to login
> even when they put correct credentials. when that happens wbinfo
> --authenticate user completes successfully on the controller (just
> one on the network), same with authenticating webmail/intranet
> against PDC works. time is in sync. sometimes rebooting the PC helps
> it and they're able to login. is there anyone experiencing similar
> issue ? it seems to be happening on the client side only if the PDC
> itself works. 
> happened today. users password was expired and win10 prompted for
> change. user changed it and win said change successful. when user
> tried to sign in it said password incorrect. rebooted and user was
> able to get in. wbinfo was successfully authenticating before reboot
> with the new password.

Can you please post more info, what OS, how are you running Samba, I
know you mention a 'PDC', but is this an NT4-style domain or is it
really an AD DC ?
Can you post your smb.conf ?


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