[Samba] WERR_DS_DRA_MISSING_PARENT while Joining Samba4 DC to Samba4 Domain

Rowland Penny rpenny at samba.org
Thu Dec 21 16:34:09 UTC 2017

On Thu, 21 Dec 2017 11:04:22 -0500 (EST)
Daniel McFeeters via samba <samba at lists.samba.org> wrote:

> I have a Samba4 Domain Controller, which we have run in production
> since ~2009 (early alpha). It's had a few issues over the years which
> we've managed to recover from. I'm trying to join a second Samba4 DC
> to the domain, but having trouble when I issue the join. I have run
> dbcheck on the existing DC, which found and fixed some errors. There
> are still about 60+ errors like this:
>     # samba-tool dbcheck --cross-ncs
>     ...
>     ERROR: no target object found for GUID component for
> objectCategory in object DC=... Not removing dangling forward link
> I'm running the same Samba version on both systems. Just upgraded to
> 4.7.3 (Ubuntu 18.04 beta) in attempting to resolve this problem. (I
> attempted with earlier versions with the same problem.)
> Any suggestions would be greatly appreciated!

You can ignore these, they seemingly have always been there, but until
a fix for something was added, nobody knew they were there. A fix is
being worked on, but until it is released, you can safely ignore the
'dangling forward links'


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