The issue is caused by a change of rhythm machine size 1 slow lift make the machine work together, paper end of another order size is contamination by.
The problem stems from one moment to change the size of the machine lifted slowly off the machine to do the second run I made the order paper with the size of other contaminants as well.
The problem is caused by the change size rhythm machine 1 lift slowly do to machine 2 work, making กระดาษท้าย order is a line of size. Other mixed with me.