Attempt to add part at undefined sensor 1 on conveyor coneyor001？

dd13616

Attempt to add part at undefined sensor 1 on conveyor coneyor001是怎么回事？

  E6 e! C/ E- Q. q+ `2 oconveyor元素的input rule：
if nparts(coneyor001)<5
1 Q  X& c  r4 xpull from buf1 with labor1 using path
% T6 T& A! u' x* ?( }else
wait
endif