RobotStudio event

Base frame and World frame

Dear allimage,
          i'm trying to do some simulation work on RS 4.0 and the controller in SRC4+ but i'm anable to set the track motion to the robot and when ever i'll set the external axis and move the robot the base frame is getting changed means i'm setting the base frame rotated by 90 degree but while motion it'll rotate to conveyor axis
 pls help me on thisimage