And in addition this error message pops up

SequenceableCollection>>#upTo: has been deprecated. Use #copyUpTo:

Select Proceed to continue, or close this window to cancel the operation.

On 10/4/18, H. Hirzel <hannes.hirzel at gmail.com> wrote:
> Hello
>
> The command shell installation into Squeak 5.2a through SqueakMap
> gives the following error message
>
>
>       Preferences class>>#setWindowColorFor:to: has been deprecated.
>       Configure UI themes directly.
>
>      Select Proceed to continue, or close this window to cancel the
> operation.
>
>
> --Hannes
>