.txtFirstName.ControlSource = "thisform.Control.oClaimant.first_name"

"This" will be not recognizable elsewhere, you exact name instead, like "thisform.Control".

>Please disregard previous
>
>I have a form where I have scattered a record object to name oClaimant and passed that object to this form.
>How do I set the control source to this property? No matter what I do, it errors out or doesn't display the contents of the property.
>
>

>    WITH this.oParent
>	.txtFirstName.ControlSource = this.oClaimant.first_name
>    ENDWITH
>

>
>Thanks in advance.