>Is it possible to pass a form property dimensioned as an array into a external routine?
>=myprg(@thisform.myarray)
>If i use @ the routine gives me an error 'thisform is not an alias'.
>Must i use a memory variable?

You cannot pass a property array directly; you must ACOPY() it to a memory array, call the routine, and then ACOPY() the memory array into your property array.

Yes, you SHOULD be able to pass it directly, but ...