I'm guessing it's working as designed. Idle assumes you don't want it to quit, so it catches the exception. -FM On Thu, Oct 30, 2008 at 2:30 PM, Ian Mallett <geometrian@xxxxxxxxx> wrote: > Yes, I was thinking that, but the error seems to be a Python exception > (indeed that's what sys.exit() does). Perhaps the error is Python 2.6 > specific? > Ian