"... complications may arise."

An alleged bigamist – The Montreal Daily Post Jan 4, 1886

Some time ago an American doctor married a young lady of Beauharnois and deserted her, as a consequence of which he was arrested and a compromise followed by which he undertook to return to the lady’s arms. It appears, however, that the gentleman was already the possessor of a wife in the United States, and hence some complications may arise.