"zivit" <zivit@congruency.co.il> writes:
> We have the following problem on executing trigger: ERROR: plpgsql: cache
> lookup from pg_proc failed.
Did you perhaps drop and recreate the function after creating the
trigger? If so, you have to drop and recreate the trigger as well.
This is annoying, but no one's gotten around to fixing it yet ...
regards, tom lane