In configurational languages, the subject of a sentence is outside the VP (directly under S below) and the object is inside; in non-configurational languages, since there is no VP constituent, there is no structural difference between subject and object.
The subject of a sentence is outside the VP (directly under S below). This is in configurational languages. The object is inside. This is in configurational languages. There is no structural difference between subject and object. This is in non-configurational languages. There is no VP constituent.