How To Fix AC126 - Correction number & is not defined

SAP Error Message - Details

• Message type: E = Error

• Message class: AC - Error messages from Asset Customizing

• Message number: 126

• Message text: Correction number & is not defined

What causes this issue?

Correction number &V1& has not been created. It does not exist.

System Response

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

How to fix this error?

Create a correction number.
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Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AC126 - Correction number & is not defined ?

  The SAP error message AC126, which states "Correction number & is not defined," typically occurs in the context of Asset Accounting (FI-AA) when there is an issue with the correction number that is being referenced in a transaction. This error can arise during various processes, such as posting asset transactions or running reports.
  Cause:
  
  Undefined Correction Number: The correction number being referenced in the transaction does not exist in the system. This could happen if the correction number was deleted or never created.
  Configuration Issues: There may be configuration issues in the Asset Accounting settings that prevent the system from recognizing the correction number.
  Data Inconsistencies: There could be inconsistencies in the data related to asset transactions, such as missing entries in the relevant tables.
  
  Solution:
  
  Check Correction Number: Verify that the correction number you are trying to use is defined in the system. You can do this by checking the relevant configuration settings in Asset Accounting.
  Create or Update Correction Number: If the correction number is indeed missing, you may need to create it or update the existing configuration to include the necessary correction number.
  Review Configuration: Go to the configuration settings for Asset Accounting and ensure that all necessary parameters are correctly set up. This includes checking the settings for correction numbers.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on how to manage correction numbers in your version of SAP.
  Check for Data Issues: If the problem persists, check for any data inconsistencies or errors in the asset master records or transaction history that might be causing the issue.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like OAOA (for Asset Accounting configuration) or AS02 (to change asset master data) to investigate and resolve the issue.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide specific solutions or workarounds.
  Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert who can provide more tailored assistance.
  
  By following these steps, you should be able to identify the cause of the AC126 error and implement a solution to resolve it.