Sohler commanded her for her work ups with the 7th U-boat Flotilla, and she then became a front boat of 7th U-boat Flotilla and set out from Kiel on her first war patrol on 19 August 1939 in the North Sea, returning on 15 September.
Sohler commanded her for her work ups with the 7th U-boat Flotilla. She then became a front boat of 7th U-boat Flotilla. She then set out from Kiel on her first war patrol on 19 August 1939 in the North Sea. She then was returning on 15 September.