3662369 - error "change of item category is not possible due to assigned WBS element" when processing return orders in SAP S/4HANA Cloud Public Edition

• When processing a return order linked to a sales order with a WBS element, the system does not allow changing the item category from the default item category to RNVN (Returns Item NORM FoC).
• The system displays the error message: "Change of item category is not possible due to assigned WBS element."
• This occurs even when the return order is based on a free-of-charge exchange scenario.

SAP S/4HANA Cloud Public Edition

SAP S/4HANA Cloud, Public Cloud, return order, item category, WBS element, RNVN, Sales Discount, G/L posting, error message, revenue recognition, Manage Customer Returns, billing, credit memo. , KBA , SD-SLS-RE-2CL , Returns (Public Cloud) , Problem