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？

7 a3 q' b7 B6 w! O3 o; Econveyor元素的input rule：
. i1 C. j" ~* a% M. Hif nparts(coneyor001)<5
pull from buf1 with labor1 using path
; N8 E* S2 u3 z! d$ _6 |* jelse
wait
" l8 _2 P% r: v% U, ^endif