>>>I figured this out. Change you ERROR metod

>>>FUNCTION Error
>>>PARAMETER nError,cMethod,nLine
>>><b>MESSAGEBOX('ErrorMethod')</b>
>>>RETURN TO ShowMessage

and run your code. You wouldn't see ErrorMethod message because COUNT FOR IRegion=lnRegion doesn't generate an error!
>>>
>>>To confirm it just run COUNT FOR IRegion=lnRegion from command window on any open table.
>>>You can use
>>
>>Yes, you are right. Count doesn't fire up an error. How could that be? I need it to fire on error. Do you know why this VFP function doesn't fire an error? It's amazing to see the reaction of the Count function.
>
>It's not only COUNT. I observe the same behavior with LOCATE and SUM. I would guess that any command with FOR clause works this way.

I wonder if this is solved in VFP 7.