[Magick-bugs] M++ crop, zoom, crop -> exception

[David Harmon]

On Thu, 24 May 2007 16:18:48 -0700, omicronpersei8 at imagemagick.org
wrote:
>> aught exception: ImageMagick: geometry does not contain image `#000000'
>
>You need to reset the virtual canvas like this:
>
>  image.page(Geometry(0,0,0,0));

Is that the way it's supposed to be, or a temporary workaround?
I see that I can get an equivalent error from the command line:

>convert t4.jpg -crop 100x100+100+0 -resize 200x200 -identify -crop 100x200+50+0 tx.jpg
convert: geometry does not contain image `t4.jpg'.