Try this instead:

WorldState addDeferredUIMessage:[PopUpMenu inform: 'Hoot'].
self enter.

Cheers,
   - Andreas

Jim Rosenberg wrote:
> I have some projects where I need to navigate among them via buttons. 
> When I apply the enter method to a project from a mouseUp: method from 
> an object in a different project, it works. But code in that method 
> following
> 
> targetProject enter
> 
> is just not executed. It's as though entering a project completely 
> "reboots" code execution from inside that project.
> 
> How can I enter a project and then execute code from inside that 
> project, where the code is invoked from the "source" project?
> 
> This is all very puzzling, and seems like magic.
> 
> Here's an example of something that doesn't work. Bring up an explorer 
> on an object with an instance variable containing a project. Highlight 
> the project, and then doIt the following code:
> 
> self enter. PopUpMenu inform: 'Hoot'
> 
> If "self" refers to the same project, the Hoot message appears. But if 
> "self" refers to a different project, the project is entered but the 
> 'Hoot' doesn't happen. How do I do "project-spanning" code?
> 
> -Thanks, Jim
> 
>