I don't understand the error message in detail but my opinion is that
there is something really broken - so I would backup your databases,
initialize the pgdata with initdb again and then restore it.
Maybe somebody else understands/knows what the error means.
Erol Oz wrote:
> Hi,
>
> I get,
> ERROR: _mdfd_getrelnfd: cannot open relation pg_class: No such file or directory
> message.
>
> Is there anything I can do, or should I drop database and restore it from backup?
>
> Thanks in advance.
> Erol
>
