Unusual check-expect results for images in Racket 8.0: getting #<image>

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Peijing Teh

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Mar 14, 2021, 9:43:52 PM3/14/21
to Racket Users
Hi,

I am working through Grigor Kiczales's Systematic Program Design course, and recently updated Dr Racket to Racket 8.0.

I started getting this unusual check-expects error (see screenshot): the image is not rendering and it instead shows as #<image>.

How do I let the developers know this is happening?

To pre-empt questions:
  • (require 2htdp/image) is  already defined in line 1 of the Definitions area
  • the check-expects all ran correctly (so they are probably correctly defined)
  • all the images defined  have been standard shapes e.g. (square 10 "solid" "blue") etc.
  • I am running a 2021 Mac Mini M1 macOS Big Sur 11.2.1
With kindness,
PJ
Screenshot 2021-03-15 at 9.34.29 AM.png

Sorawee Porncharoenwase

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Mar 14, 2021, 9:59:39 PM3/14/21
to Peijing Teh, Racket Users
Yes, this was reported at https://github.com/racket/htdp/issues/135. It's now fixed. You can either download a snapshot version (http://snapshot.racket-lang.org/) or downgrade to 7.9 to make it work properly meanwhile.

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