Carnival Corp. (CCL) and ABB Industry Oy, Marine Group, a unit of the ABB Process Industries, reached a settlement in December regarding a malfunction in the propeller bearing system of one of the Azipod propulsion units that occurred last July on Carnival Cruise Lines' cruise ship, Paradise. CCL currently has Azipod propulsion installed on three of its cruise ships with similar systems ordered for three additional vessels. Holland America Line has also ordered Azipod systems for five cruise vessels. Carnival Corporations European cruise operator, Costa Cruises, also has Azipod units on the Costa Atlantica with plans for a unit on another vessel, as well.