Richard Huxton wrote: > Bjørn T Johansen wrote: >> What does this mean and how can it be fixed? We are running Hibernate >> with PostgreSQL 8.3.x... > > What query is Hibernate generating? That's an error from the planner. It does sound like you're trying to query back more than 1664 columns in one query. That's a *lot*, but auto generated queries can do the strangest things :-) //Magnus