cutting out

Hi im new to this forum but hoping for help and to give help as much as i can, couple of months ago i attempted to ride to Germany on my BEAST but unfortunately when i got to Paris the trouble started. riding along and its just a complete loss of power either fuel is cut or spark no warning...

Hey guys, My next door neighbour just picked up a DukeII that has a Datatool System 3 on it and its been cutting out when riding. I had a ride this morning, engaged first rolled of and then opened the throttle for it to die! Started it up again and it died every time i tried to pull away...