Van Gaal will battle Valencia for Enzo Perez
The Daily Mirror are also reporting that United are poised to rival Valencia in their bid for Argentine midfielder Enzo Perez.
Valencia have made a £20 m move for the World Cup star, but the rebuilding Reds are pondering a last-gasp intervention.
The 28-year-old recently signed a new four-year deal at the Portuguese side after an impressive season, and has also impressed Old Trafford scouts who are on the hunt for more midfield targets.