Gaucelm and Sanila were killed in the battle of Chalon-sur-Saône the next year, while fighting for Louis the Pious against his son Lothair.
Gaucelm dan Sanila terbunuh dalam pertempuran di Chalon-sur-Saône tahun berikutnya, sementara berjuang untuk Ludwig yang Saleh terhadap putranya Lothair.