Attempt to add part at undefined sensor 1 on conveyor coneyor001是怎么回事? & _7 B, J! P% t: r! T! N& m8 \* S Z
conveyor元素的input rule:; T6 H! z9 K3 J5 s
if nparts(coneyor001)<5 4 {9 v9 @" k8 O, l9 g `pull from buf1 with labor1 using path3 U" x+ v( u! d: b
else " |8 w! Y5 D* \$ Z+ Qwait0 n" [0 w: u8 s: R
endif