nial foster reports. little comfort to northern ireland supporters but referee ovidiu hategan has admitted he got it wrong backin hategan has admitted he got it wrong back in november. translation: it was a sad and unpleasant moment for me, sad because i made that mistake, painful because with my team of officials, we had been performing well. in our world, the referees are the same as the goalkeepers. everybody sees the mistake. the introduction of var technology, used in the fa cup this week, includes reviews of such penalty decisions. from the referee's point of view it's an opportunity to correct an error during the match seven at liberty on fairness of a decision but for football, a higher degree liberty on fairness of a decision but forfootball, a higher degree of fairness, a higher degree of integrity and i believe it will affect the way players behave because they know they can't get away with things during the match. translation: var will bring improvements, you've seen the results as were —— els