Message type: E = Error
Message class: /ISDFPS/MM -
Message number: 596
Message text: It is not possible to change the items of an EPA/HU purchase order
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/ISDFPS/MM596
- It is not possible to change the items of an EPA/HU purchase order ?The SAP error message /ISDFPS/MM596 indicates that it is not possible to change the items of an EPA (External Procurement Agreement) or HU (Handling Unit) purchase order. This error typically arises in the context of managing purchase orders that are linked to specific handling units or agreements that have restrictions on modifications.
Cause: Status of the Purchase Order: The purchase order may be in a status that does not allow changes. For example, if the order has already been delivered or invoiced, modifications may be restricted. Document Type Restrictions: Certain document types in SAP may have restrictions on changes after a certain point in the procurement process. Handling Unit Management: If the purchase order is linked to handling units, there may be specific rules or configurations that prevent changes to the items. Authorization Issues: The user may not have the necessary authorizations to make changes to the purchase order.
Solution: Check Purchase Order Status: Verify the status
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