On Mon, Feb 2, 2009 at 10:43 PM, Lionel <lionel.keene at gmail.com> wrote: <snip> > >>> ResourcefilePath > 'C:\\C8Example1.slc.rsc' <snip> > C:\C8Example1.slc.src The extension you used in the interactive shell differs from the one you used in the class code (i.e. "rsc" vs "src"). -- Denis Kasak