>>>That does help. I modified my code by using your information and it is returning a 0. But how do I get to the key value?
>>
>>If the function is returning a zero, then it means that it succeeded. Here's a code snippet retrieves the resolution width option from the VFP options

SET CLASSLIB TO REGISTRY.VCX ADDITIVE
>>oReg = CREATEOBJECT('Registry')
>>RELEASE CLASSLIB REGISTRY
>>lnvalue = 0
>>lcentry = "ResWidth"
>>lcpath = "Software\Microsoft\VisualFoxPro\6.0\Options"
>>IF oReg.GetKeyValue(lcentry, @lnvalue, lcpath, HKEY_CURRENT_USER) = 0
>>  ? lnvalue
>>ELSE
>>  * Error
>>ENDIF

Note the ampersand. That passes the variable by reference.
>

Nitpick - ampersand is &; that's the @ (at) to force pass by ref in a function or method.

>
>From the line '? lnvalue' it only displays the data if it is string(character). That does not work for dword data. Is there any function to display dword data.

You'd have to rework the class - the API call tells you the registry return type, but the FFC class only handles strings. There are 12 possible variants. You want to look at the RegQueryValue() or RegQueryValueEx() API call in the FFC to modify the behavior.