when an item is in a Product lifecycle state which blocking PO / SO/ production order etc, the MRP system still create relative plan order in intercompany organziation, then give error when firm the plan order.

Error message: Firming Number: 25.PL.0243146 Item number: G2.05.T3.003.0 Company: LEM Europe GmbH Item G2.05.T3.003.0 is in the product lifecycle state CREATION for which the process Sales order is blocked.

but from the system point of view, a robust ERP system should not have this kinds of low level error