>>Dave,
>>
>>The difference is wqhether you ran the APP from the command window or form the explorer. Run the app with DO MyApp.app from the command window and the debugger will be available.
>
>When I run the .app file from windows explorer in the workplace setting I am able to have the debugger come up with a SET STEP ON command. So I do not think that is the difference.
>
>Again I am using VFP 5 ... if that is any help
>Dave.

Dave,

That's very interesting since the debugger is NOT available in the runtime of any version of Fox. Perhaps the machine you are using doesn't have the runtime installed and it is running the development version.