SAP Message VPK1050 - There is more than one sales pricing for these sales document items

Diagnosis
The selected sales and distribution document items were billed indifferent resource-related billing requests. The system cannot processthem together.

System Response
INCLUDE NA_ALLG_NOVERARBEITUNG OBJECT DOKU ID TX

Procedure
INCLUDE NA_ALLG_MOEGLICH OBJECT DOKU ID TX

  • In the initial screen, enter only sales document items which can be
    • processed together.
    • Delete the interim storage for the items you want to bill on a
      • resource-related basis.