Although the election of Walram was confirmed by the pope, open war for the possession of the see broke out, and Walram was unable to gain possession of the city of Münster.
Kuigi Walrami valimise kinnitas paavst, puhkes avalik sõda piiskopitooli pärast, ja Walram ei suutnud saada oma valdusse Münsteri linna.