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？

2 d& ^, i2 A( ^2 S3 v) @& Y" Z  |conveyor元素的input rule：
1 ~. R; f9 ], H9 K9 @3 B1 vif nparts(coneyor001)<5
pull from buf1 with labor1 using path
2 u- V5 b. Y+ X* Z) d% Selse
/ \# L: Q9 P+ J9 }3 B9 W$ H; rwait
endif