3684890 - Exception in Supplier Invoice: "Purchase document locked".

While processing a Supplier Invoice in reference to a Purchase Order, you have noticed this exception: "Purchase document locked".

SAP Business ByDesign.

1. Select the work center Supplier Invoicing.
2. Invoice and Credit Memo view.
3. Search, Open and View All the Supplier Invoice ABCD
4. Go to Exception Tab: "Purchase document locked ".
5. Therefore the document cannot be posted.

One or more items on the Supplier Invoice have a different Product Type compared to their corresponding Purchase Order items.

For example:

Line item 1 on Supplier Invoice ABCD is listed as a 'Service' type, whereas the related line item 1 on Purchase Order WXYZ is listed as a 'Material' type.

1. Select the Supplier Invoicing work center.
2. Navigate to the Invoice and Credit Memo view.
3. Search for, open, and view all  the Supplier Invoices with the reference ABCD.
4. Select the 'Items' tab and choose line item 1 (and/or other if needed).
5. Under the Basic Data sub-tab, update the Product Type to either 'Material' or 'Service' as appropriate and Save.
6. The exception will disappear and the Supplier Invoice status will be Ready for Posting.

Supplier Invoice; Exception; Purchase Document Locked; Wrong Product Type  , KBA , AP-SIP-SIV , Supplier Invoice , Problem