 The failure of the Ilinden Uprising reignited the old rivalries between the varying factions of the Macedonian revolutionary movement.After the split of IMRO in 1906 Panitsa revealed to Sandanski the prepared by Michael Daev, Ivan Garvanov and Boris Sarafov plot to kill him.So the leadership of the left wing of IMRO had decided to get rid of the leadership of the right faction.