How To Fix KG1138 - Distribution key "&1" already exists

KG1138 - Overview

• Message type: E = Error

• Message class: KG1 - CO-PA planning

• Message number: 138

• Message text: Distribution key "&1" already exists

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 KG1138 - Distribution key "&1" already exists ?

  The SAP error message KG1138, which states "Distribution key '&1' already exists," typically occurs in the context of the Controlling (CO) module, particularly when dealing with distribution keys in cost center accounting or internal orders. This error indicates that you are trying to create a distribution key that already exists in the system.
  
  Cause:
  
  Duplicate Entry: The most common cause of this error is that you are attempting to create a distribution key with a name or identifier that is already in use in the system.
  Data Entry Error: There may have been a typographical error or misunderstanding regarding the naming conventions of distribution keys.
  System Configuration: In some cases, the system may have been configured to prevent the creation of duplicate distribution keys.
  
  
  Solution:
  
  
  Check Existing Distribution Keys: 
  
  Navigate to the relevant transaction (e.g., transaction code KSU1 for creating distribution keys) and check the list of existing distribution keys to confirm if the key you