3534707 - "Assign to All Purchase Requests" functionality does not update all the Purchase Requests in Assign Source of Supply 

You are trying to maintain a Supplier for multiple Purchase Requests using the "Assign Source of Supply" functionality, but only one Purchase Request get updated with this Supplier.

SAP Business ByDesign

• Select the work center Purchase Requests and Orders
• Select the view Purchase Requests
• Select multiple Purchase Requests and click "Assign Source of Supply"
• From the new window select multiple Purchase Requests again and click "Assign to All Purchase Requests".
• You can see not all the lines will have this Supplier maintained as you were expected.

If the Source of Supply is Contract, only the Purchase Requests which have a Product ID linked with the mentioned Contract will be updated with the picked Supplier.

If the Source of Supply is List Price, all the Purchase Requests will be updated with the picked Supplier.

This is the expected system behavior.

Source of Supply, Purchase Requests, Assign to All Purchase Requests , KBA , AP-POP-PO , Purchase Order , Problem