How To Fix ER064 - Allocation to voltage level &1 already maintained

ER064 - Overview

• Message type: E = Error

• Message class: ER - IS-U regional structure

• Message number: 064

• Message text: Allocation to voltage level &1 already maintained

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ER064 - Allocation to voltage level &1 already maintained ?

  The SAP error message ER064, which states "Allocation to voltage level &1 already maintained," typically occurs in the context of SAP IS-U (Industry Solution for Utilities) when there is an attempt to allocate a resource or a service to a voltage level that has already been assigned or maintained in the system.
  
  Cause:
  
  Duplicate Allocation: The primary cause of this error is that there is already an existing allocation for the specified voltage level in the system. This could happen if a user tries to create a new allocation without first checking if one already exists.
  Data Integrity Issues: There may be issues with data integrity where the system does not allow multiple allocations to the same voltage level to prevent conflicts or inconsistencies in the data.
  Configuration Errors: Sometimes, configuration settings in the SAP system may lead to this error if they are not set up correctly.
  
  
  Solution:
  
  Check Existing Allocations: Before attempting to create