Message type: E = Error
Message class:  CNV_DMC_SIN - Messages for s-innovations migration 
Message number: 412
Message text: ItemNo &1: For spec. stock 'E' / material &2 please enter a sales order
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The SAP error message CNV_DMC_SIN412 indicates that there is an issue related to special stock 'E' (which typically refers to consignment stock) for a specific material. The error message suggests that a sales order must be entered for the specified item and material combination.
Cause: Special Stock Requirement: The system requires a sales order to be created for special stock 'E' (consignment stock) before it can process transactions related to that stock. This is because consignment stock is owned by the vendor until it is consumed or sold, and a sales order is necessary to track the consumption. Missing Sales Order: The error occurs when an attempt is made to process a transaction (like a goods movement) for a material that is classified as special stock 'E' without an associated sales order.
Solution: Create a Sales Order: The primary solution is to create a sales order for the specified material. This can be done through
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