照着范例做,会报错(如下),无法运行,找不到原因,请大神们帮忙。 . T6 V; y/ K8 A 0 @. }3 z: t$ I; o7 \ * e' P5 U. y, B8 R) ?, rIntegrity 9 Z1 x7 y( I6 v; } # ~( D; w' k! K3 B" O + x1 g- R' q0 Q# |( x MRP ) e3 h+ o, g5 P1 [* p The shifcalender which is needed for planning purposes was not given.