"Thomas F. O'Connell" <tfo@sitening.com> writes:
> Anyway, if I do a lookup by oid for 94144936 in pg_class, I don't see
> it. And, clearly, it's not in $PGDATA/base/32019395.
You should be looking at relfilenode. See
http://www.postgresql.org/docs/8.0/static/storage.html
and/or use oid2name to figure out what table is being complained of.
regards, tom lane