Robin Van Persie insists he's 'not traumatised' after new Heerenveen boss suffers record 9-1 defeat in Dutch top flight as he admits he's been through it before with Arsenal's 8-2 loss to Man United

The former Arsenal and Manchester United forward is in his first season as a coach of a top flight club and in his fourth match in charge saw his side suffer their biggest defeat ever at AZ Alkmaar.