Re: ERROR: could not open relation with OID 2836

Rodrigo Gonzalez <rjgonzale@gmail.com> writes:
> PgSQL is returning that error when I open pgdmin and when I run some
> queries related to pg_buffercache. Also pg_dump cannot dump the DB.
> PgSQL version is 8.3.3 and happened one day after loading the DB there.

That raises a lot of questions about the trustworthiness of the platform
you're using (hardware, kernel, etc).  In 8.3, 2836 is pg_proc's TOAST
table and should certainly never get deleted.  I think you have
filesystem or hardware issues.

            regards, tom lane