On 17/09/14 13:40, MAH Maccallum wrote:
> Hmm! I don't appear to have an xorg.conf file anywhere (not even in
> backups from before the problems). I do have xorg.conf.d directories but
> they seem to be empty both in the current system and in the backups
> 

iirc, the xorg.conf is automatically generated on-the-fly these days.
If you create an xorg.conf file, it will be used though.  It's been like
this for quite some time already:

<http://scientificlinuxforum.org/index.php?showtopic=245>


-- 
kind regards,

David Sommerseth