The Dutchman is keen to sign Germany midfielder Bastian Schweinsteiger, who he knows well from his spell as manager of Bayern Munich, and that is set to leave 26-year-old Mata out in the cold.
Despite the Spaniard having produced some good performances for United in the second half of last season, Van Gaal is prepared to listen for offers for Mata as he attempts to shape a side in his own image.
