His childless death gave rise to a series of conflicts, because both his niece, Gertrude, and his sister, Margaret, made a claim to Austria and Styria.
Kematiannya yang tanpa keturunan menimbulkan sejumlah konflik, karena kedua keponakannya, Gertrud, dan saudarinya, Margarete, menuntut hak waris ke Austria dan Steiermark.