>

>? message()                            &prints <whatever>
>? vartype( myNonExistantVar )          &prints 'U'
>? message()                            &prints 'Property MYNONEXISTANTVAR is not found'
>

>
>TIA

This behavior has been around for a while. Both TYPE and VARTYPE will reset any error information in VFP. If you intend to use TYPE or VARTYPE, you should store any error into other variables first.