'Bureaucratic problems' appear to be negatively affecting Ander Herrera's proposed move to Manchester United.
It is believed that United are willing to spend the 36million release clause in his Athletic Bilbao contract but reports suggest that there are some issues in finalising the deal.
United boss David Moyes is determined to push through the transfer of the 24-year old Spanish midfielder but Sky Sports is of the belief that there could still be some work to be done.
