SAP ABAP Message Class 06 Message Number 516 (Order price unit cannot now be changed)
Hierarchy
BBPCRM (Software Component) BBPCRM
   SRM-EBP (Application Component) Enterprise Buyer
     BBP_APPLICATION (Package) Structure Package EBP
       ME (Package) Application development R/3 Purchasing
Attribute
Message class 06  
Short Description Purchasing Document    
Message Number 516  
Documentation status       Space: object requires documentation
Authorization check Error Message      
Changed On 20130531   
Message Text
Order price unit cannot now be changed
Help Document

Diagnosis

You already posted a goods receipt and/or an invoice as well for the purchase order item (compare the purchase order history). As soon as such documents exist, you can no longer change the purchase order price unit in the purchase order item.

System Response

Procedure

If you still want to change the purchase order price unit, you must first cancel the goods receipt document or the invoice.

Procedure for System Administration

History
Last changed on/by 20130531  SAP 
SAP Release Created in