Re: [NOVICE] newbie problem on creating table

"Thomas Krebs" <thomas@krebs-haertl.de> writes:
> TRAP: Failed Assertion("!(((bool) (UserId != 0))):", File: "miscinit.c",
> Line: 446)

I think what's causing this is that you can't use zero as a Postgres
userid.  Unfortunately createuser doesn't enforce that restriction;
I'll see about fixing that oversight for 7.1.

            regards, tom lane