[Samba] Failure attempting to demote a DC.

Norbert Hanke norbert.hanke at gmx.ch
Sun Jun 5 19:48:15 UTC 2022

Did replication between this DC and the other DCs in the domain work
before, and are they online at this moment?

While being demoted a DC asks its sync partners to do a last

On 03.06.2022 03:39, Zombie Ryushu via samba wrote:
> ERROR(<class 'samba.drs_utils.drsException'>): DsReplicaSync failed -
> drsException: DsReplicaSync failed (8440, 'WERR_DS_DRA_BAD_NC')
>  File "/usr/lib64/python3.6/site-packages/samba/netcmd/drs.py", line
> 570, in run
>    drs_utils.sendDsReplicaSync(server_bind, server_bind_handle,
> source_dsa_guid, NC, req_options)
>  File "/usr/lib64/python3.6/site-packages/samba/drs_utils.py", line
> 92, in sendDsReplicaSync
>    raise drsException("DsReplicaSync failed %s" % estr)
> This happens when I try to demote a DC Normally.

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