StefanoSpataro Messages: 2736 Registered: June 2005 Location: Torino
first-grade participant
From: *dip0.t-ipconnect.de
I suppose your pbarpsystem is not decaying, then you have only the initial 4-momentum: px py = 0 ad pz!=0.
Are you sure that everything is properly loaded or changed in the simulation? Can you please upload the sim and the dec file ?