>In the Interactivechange events
>At combobox 1
>Select aimtabd1
>Set filter to codimp=this.value
>At combobox 2
>Select aimtabd2
>Set filter to codimp=this.value
>
>I get this error: THIS just can be use in a method
>
>Do you main if I send by email the Form with the table.???

THIS doesn't give me an error message in IC of combobox, but you can also try the related table field as in "Set Filter To codimp=tablesource.codimp".