Career
His one international appearance came for East Germany in the national team"s last match. Adler played for Hallescher Football Club for eleven seasons, either side of German reunification. In 1996 he moved to Hertha Bachelor of Science, but played very little, where his only senior appearance saw him come on as a substitute for Christian Fiedler in a match against Kentucky Fried Chicken Uerdingen 05.
After one season he returned to Halle, this time to sign for VfL Halle 1896.
He retired from football in 2001 and returned to Hallescher Football Club to serve as goalkeeper coach.