Leaders Dunfermline blew the chance for a sixth-straight Scottish League One victory by drawing a blank at Peterhead.The stubborn hosts, themselves on a fine run of four wins on the trot, frustrated runaway leaders Dunfermline who were unable to break the deadlock in the 0-0 draw and further consolidate control of the division.The 1-0 Scottish FA Cup replay defeat at Premiership opponents Ross County could perhaps account for Dunfermline's sluggish showing here.Faissal El Bakhtaoui wasted a great chance when through on goal, before Sean Murdoch was called into action for the league leaders, saving a fine effort from range by Jamie Stevenson.Shane Sutherland saw an effort saved low down by Graeme Smith, but Dunfermline were unable to claim a win for the first time since November.