Janko Richter <jankorichter(at)yahoo(dot)de> writes:
> I have found the bug.
> Unfortunately, I have a table called public.pg_proc within my database
> with the same structure of pg_catalog.pg_proc. I did a test with it and
> forgot to drop it.
> Within postgresql-7.4.1/src/interfaces/libpq/fe-lobj.c near line 555 is
> a query call as
Now that's a coincidence. I just fixed that problem about a week ago
--- it's fixed in 7.4.2 ...
regards, tom lane