That should work - I've been doing that for years although I do use the ADDPROPERTY function not the class method. wwProcess is based on Relation which DOES have an AddProperty method.

+++ Rick ---

>>What kind of object are you calling AddProperty on?
>>
>>There are two kinds of objects in VFP that don't have an .AddProperty method: the Empty class and an object created with SCATTER NAME.
>>
>>However you should still be able to use the ADDPROPERTY command with either of these types of objects:
>>
>>

>>ADDPROPERTY(loObject,"NewProperty",lcValue)
>>

>
>In this case, it is adding a property to a subclass of the wwprocess class.