 Due to her boiler problems, she remained in Hamburg during the operations and took no active role in their execution.Austrian and Prussian soldiers crossed over to the islands of Sylt and Föhr on 12 July without naval support, though elements of the fleet provided support to the soldiers as they engaged the defending Danish forces.The war ended with the Treaty of Vienna, and thereafter repair work began on "Preussischer Adler"s troublesome boilers.