How to maintain Priority in Purchase requisition and Purchase order for work item approvals.

Hi,

Refer to the KBA https://me.sap.com/notes/0003210447

You would similar to acceptable antithetic enactment point priorities based connected your ain customized logic for Procurement documents.
For this intent you tin usage the BADI MMPUR_WFL_CONTEXT_ENHANCE.

For Purchase Requisitions you are capable to acceptable the enactment point precedence but for Purchase Orders the enactment point priorities cannot beryllium set. 

The BADI MMPUR_WFL_CONTEXT_ENHANCE is lone afloat enabled for Purchase Requisitions.
Setting a enactment point precedence for Purchase Orders via the BADI is not yet enabled.  

Best regards,

SAP Support