[plt-scheme] teachpack error

From: wooks . (wookiz at hotmail.com)
Date: Wed Aug 2 12:08:05 EDT 2006

Version DrScheme 352
Intermediate student with lambda

The teachpack file C:\Program Files\PLT\collects\teachpack\htdp\graphing.ss 
did not load properly.
viewport-canvas: expects argument of type <struct:viewport>; given (list 
(make-viewport ...) (make-viewport ...))




Posted on the users mailing list.