How To Fix AH629 - There are two primary meters for secondary meter device &1 register &2

AH629 - Overview

• Message type: E = Error

• Message class: AH - IS-U billing (master data)

• Message number: 629

• Message text: There are two primary meters for secondary meter device &1 register &2

What causes this issue?

There are two primary meters for meter device &V1& register number &V2&
with the logical register number &V3& on &V4&. This is not permitted.

System Response

The installation of the meter cannot be billed.

How to fix this error?

Correct the register relationship.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AH629 - There are two primary meters for secondary meter device &1 register &2 ?

  The SAP error message AH629 indicates that there are two primary meters associated with a secondary meter device for a specific register. This situation typically arises in the context of SAP IS-U (Industry Solution for Utilities) when dealing with meter data management.
  
  Cause:
  The error occurs when the system detects that a secondary meter device is linked to more than one primary meter for the same register. This can happen due to:
  
  Data Entry Errors: Incorrect configuration or data entry during the setup of meter devices.
  System 
  Configuration Issues: Misconfiguration in the meter management settings or relationships between primary and secondary meters.
  Duplicate Assignments: Accidental duplication of meter assignments in the system.
  
  
  Solution:
  To resolve the AH629 error, you can follow these steps:
  
  
  Check Meter Configuration:
  
  Go to the transaction code for meter management (e.g., EL31 or EL32) and review the configuration of the secondary meter device and its associated primary meters.
  Ensure that each secondary meter is only linked