Nigel Lythgoe has been hit with another lawsuit by a fourth accuser, who claimed the American Idol executive forced himself on her at his home — an eerily similar accusation that Paula Abdul made against the TV hitmaker, RadarOnline.comhas learned. The woman who filed the lawsuit is identified only as Jane Doe. She claimed she had worked professionally with Lythgoe and met him at his L.A. house for a meeting in 2018 when the alleged incident happened. “After a few minutes of professional discourse, Lythgoe suddenly forced [her] against the property’s exterior side wall by shoving his knee betw…