A grid KeyPress is ignored when AllowCellSelection = .T.

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>I have a form with a grid on it.
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>I want the grid's keypress event to fire and capture the ENTER key when it is pressed on a row.
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>Here is the code in the Keypress Event
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>

>LPARAMETERS nKeyCode, nShiftAltCtrl
>
>*If ENTER key pressed, the click the checkbox for this row...
>IF nKeyCode = 13
>	This.column20.chkSelected.Click
>ENDIF 
>

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>The Form's KeyPreview Property is FALSE.
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>When I run the form and press the ENTER key when the grid has focus, the Keypress Event does not Fire.... I put a break on the IF nKeycode = 13 line, but it does not stop there. I even put a SET STEP ON in the event.
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>So...?????? Any ideas why the Keypress Event does not fire when I press any key in the grid?
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>Thanks!