"Nigel J. Andrews" <nandrews(at)investsystems(dot)co(dot)uk> writes:
> testschemas=# select * from pg_group;
> ERROR: cache lookup failed for type 2139062143
Ugh, I see it too.
> Is this something to do with the recent changes to array_in/out perhaps?
Probably. I'm on it.
regards, tom lane