How To Fix FMCU045 - Distribution key &1 is not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: FMCU - Customizing for budgeting in FM

• Message number: 045

• Message text: Distribution key &1 is not supported

What causes this issue?

You want to use distribution key &V1&. This distribution key is not
relevant in this context, therefore it is not supported.

System Response

The system does not allow you to use this distribution key.

How to fix this error?

Please choose another distribution key.
Please note that only equal distribution is supported.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FMCU045 - Distribution key &1 is not supported ?

  The SAP error message FMCU045, which states "Distribution key &1 is not supported," typically occurs in the context of financial accounting or controlling when a distribution key that is being used in a transaction or configuration is not recognized or is not valid for the operation being performed.
  Cause:
  
  Invalid Distribution Key: The distribution key specified in the transaction does not exist in the system or is not defined correctly.
  Configuration Issues: The distribution key may not be configured properly in the relevant customizing settings.
  Version Compatibility: The distribution key may be valid in one version of the system but not in another, especially if there have been recent upgrades or changes.
  Missing Authorizations: The user may not have the necessary authorizations to use the specified distribution key.
  
  Solution:
  
  Check Distribution Key: Verify that the distribution key specified in the transaction is correct. You can do this by checking the configuration in the relevant customizing transaction (e.g., SPRO).
  Configuration Review: Go to the customizing settings for the distribution keys and ensure that the key is defined and active. You can check this in the following path:
  
  SPRO ? Financial Accounting ? General Ledger ? Master Data ? G/L Accounts ? Define Distribution Keys.
  
  
  User Authorizations: Ensure that the user has the necessary authorizations to use the distribution key. This can be checked with the help of your SAP security team.
  Consult Documentation: Review the SAP documentation or help files related to distribution keys to ensure that you are using them correctly.
  Check for Updates: If the issue arose after a system upgrade, check the release notes or documentation for any changes related to distribution keys.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like OBY6 (for defining distribution keys) or FS00 (for G/L account maintenance) to check or modify settings.
  SAP Notes: Look for relevant SAP Notes that might address this specific error or provide additional guidance.
  Support: If the issue persists after checking the above points, consider reaching out to SAP support or your internal SAP support team for further assistance.
  
  By following these steps, you should be able to identify the cause of the FMCU045 error and implement a solution.