On 5 December 1915 "Warasdiner" was returning from another raid on the coast of Italy when she sank the , which had run aground off Cattaro. On 2 August 1916 "Warasdiner" and sister ship were returning from bombarding the Italian city of Molfetta when they encountered the French destroyers and and the Italian destroyers "Ardito" and "Impavido". The French and Italian destroyers set off in pursuit of the Austro-Hungarian ships, but broke off the chase as they neared the Austrian base of Cattaro (now Kotor), when the Austrian cruiser and two torpedo boats sortied in support of "Warasdiner" and "Wildfang". She was ceded to Italy in 1920 and scrapped.