[Samba] Create backup DC failed

[Rowland Penny]

On Fri, 2021-07-16 at 13:56 -0600, Stephen Atkins via samba wrote:
> Hello.  I'm getting the following when trying to join my new Samba 
> 4.14.6 Arch Linux box to the DC.
> 
> DsAddEntry failed with status WERR_ACCESS_DENIED info (8567, 
> 'WERR_DS_INCOMPATIBLE_VERSION')
> 
> What I'm trying to do is create a backup DC.  I suspect that it's 
> because my current DC is running at function level "Windows Server
> 2016" 
> at a schema version 88.
> 
> Just wanted to confirm that this level isn't currently supported
> before 
> I band my head on the wall to much.
> -- 
> Stephen Atkins
> 

You can find the supported schema versions here:

https://wiki.samba.org/index.php/AD_Schema_Version_Support

Unfortunately '88' isn't supported yet.

Rowland