How To Fix EDEREG_INV428 - Partner for contract account &2/PoD (INT_UI &1) not unique

EDEREG_INV428 - Overview

• Message type: E = Error

• Message class: EDEREG_INV - Error Messages for Payment Management in a Deregulated Env.

• Message number: 428

• Message text: Partner for contract account &2/PoD (INT_UI &1) not unique

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message EDEREG_INV428 - Partner for contract account &2/PoD (INT_UI &1) not unique ?

  The SAP error message EDEREG_INV428 indicates that there is a problem with the uniqueness of the partner information associated with a contract account and a specific point of delivery (PoD). This error typically arises in the context of billing or invoicing processes, particularly when dealing with contract accounts in the SAP IS-U (Industry Solution for Utilities) module.
  
  Cause:
  The error occurs when the system finds multiple entries for the same partner (e.g., customer, vendor) associated with a specific contract account and point of delivery. This can happen due to:
  
  Duplicate Partner Assignments: There may be multiple partner roles assigned to the same contract account for the same PoD.
  Incorrect Configuration: The configuration settings for partner determination may not be set up correctly, leading to ambiguity in partner assignments.
  Data Integrity Issues: There may be inconsistencies or duplicates in the master data related to partners, contract accounts, or points of delivery.
  
  
  Solution:
  To resolve the error, you can