How To Fix EL102 - Devices were not reassigned; select nodes of meter reading unit &1

EL102 - Overview

• Message type: E = Error

• Message class: EL - IS-U meter reading data processing

• Message number: 102

• Message text: Devices were not reassigned; select nodes of meter reading unit &1

What causes this issue?

You have attempted to reallocate devices to a node that is not
allocated to the street route of the main meter reading unit.

System Response

Reallocation is not permitted.

How to fix this error?

Reallocate the devices to a node that is allocated to the street route
of the main meter reading unit.

Error message extract from SAP system. Copyright SAP SE.

EL102 - Details

• The SAP error message EL102, which states "Devices were not reassigned; select nodes of meter reading unit &1," typically occurs in the context of meter reading and device management within the SAP IS-U (Industry Solution for Utilities) module. This error indicates that there is an issue with the reassignment of devices (like meters) to a meter reading unit (MRU).
  
  Cause:
  
  Incorrect Selection of Nodes: The error often arises when the nodes (devices) that need to be reassigned to the specified meter reading unit are not properly selected or are missing.
  
  Configuration Issues: There may be configuration issues in the meter reading unit or the devices themselves that prevent the reassignment.
  Authorization Issues: The user may not have the necessary authorizations to perform the reassignment.
  Data Integrity Issues: There could be inconsistencies in the master data related to the devices or the meter reading unit.
  
  
  Solution:
  
  Check Node Selection: Ensure that the correct nodes (devices) are selected for