Simply, the method is named "openInWorld", with both, capital I and W.
Squeak is case sensitive.
On 8/15/10, john mcelhose <
[hidden email]> wrote:
>
> I'm doing the exercise on p. 36 of 'Squeak by Example'. I get the message
> openinWorld
> self shouldBeImplemented
>
> MessageNotUnderstood: SBECell>>openinWorld
> shouldBeImplemented
>
> What's the problem?
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