How To Fix AU256 - Different asset class & in subnumber

SAP Error Message - Details

• Message type: E = Error

• Message class: AU - FI-AA utility program error messages

• Message number: 256

• Message text: Different asset class & in subnumber

What causes this issue?

You want the asset sub-number to receive an asset class different from
the main number. However, this is not possible. The asset class of
the sub-number is &V1&, the asset class of the main number is &V2&.

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 all sub-numbers with the same asset class as the main asset
number.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AU256 - Different asset class & in subnumber ?

  The SAP error message AU256 ("Different asset class & in subnumber") typically occurs in the Asset Accounting (FI-AA) module when there is an inconsistency between the asset class and the sub-number of an asset. This error usually arises during transactions involving asset master data, such as when trying to create or change an asset.
  Cause:
  The error is triggered when:
  
  An asset is being created or modified, and the asset class specified does not match the asset class associated with the sub-number of the asset.
  The asset class defined in the asset master record does not correspond to the asset class defined for the sub-number in the system.
  
  Solution:
  To resolve the AU256 error, you can follow these steps:
  
  
  Check Asset Master Data:
  
  Go to the Asset Master Data (Transaction code: AS03) and check the asset details.
  Verify the asset class and sub-number to ensure they are consistent.
  
  
  
  Review Asset Class Configuration:
  
  Ensure that the asset class is correctly configured in the system. You can check this in the configuration settings (Transaction code: OAOA).
  Make sure that the asset class assigned to the asset is valid and corresponds to the intended sub-number.
  
  
  
  Correct the Asset Class/Sub-number:
  
  If there is a mismatch, you may need to change the asset class or the sub-number to ensure they match.
  You can do this by using the transaction code AS02 to change the asset master data.
  
  
  
  Check for Customizations:
  
  If there are any customizations or enhancements in your SAP system that might affect asset classes or sub-numbers, review those to ensure they are not causing the issue.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for more detailed information on asset classes and sub-numbers.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Asset Classes: These are categories that define the type of asset and its characteristics in the system.
  Sub-numbers: These are used to differentiate between multiple items or components under a single asset master record.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as AS01 (Create Asset), AS02 (Change Asset), and AS03 (Display Asset) for managing asset data.
  
  By following these steps, you should be able to identify and resolve the cause of the AU256 error in SAP.