Hi Xavier,

>thisform.cf.fieldvalue("HeaderRec","HeaderCustName")= "TEST"
>
>This returns an invalid function !
>It should normaly assign the value "TEST" to that specific field.
>This syntax works with VB !

This tries to access a collection on the left side of an assignment, something that is not possible in VFP. Maybe

thisform.cf.fieldvalue("HeaderRec","HeaderCustName").Value= "TEST"

does work. IAC, you need to have a property in order to store a value.

Christof