How To Fix AC263 - Incorrect key name for the new index series

SAP Error Message - Details

• Message type: E = Error

• Message class: AC - Error messages from Asset Customizing

• Message number: 263

• Message text: Incorrect key name for the new index series

What causes this issue?

You want to define a new index series.
However, this index series does not yet have a valid key.

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?

Give this index series a key that does not already exist.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AC263 - Incorrect key name for the new index series ?

  The SAP error message AC263, which states "Incorrect key name for the new index series," typically occurs in the context of Asset Accounting (FI-AA) when there is an issue with the configuration of asset classes or the index series for asset transactions.
  Cause:
  
  Incorrect Configuration: The error often arises when the key name for the new index series does not match the expected format or is not defined correctly in the system.
  Missing Entries: The index series may not be properly defined in the system, or there may be missing entries in the configuration tables.
  Data Inconsistencies: There could be inconsistencies in the data related to asset classes or index series that lead to this error.
  
  Solution:
  
  
  Check Configuration:
  
  Go to the configuration settings for Asset Accounting (Transaction code: SPRO).
  Navigate to Financial Accounting (New) > Asset Accounting > Master Data > Define Asset Classes.
  Ensure that the index series is correctly defined for the relevant asset class.
  
  
  
  Review Index Series:
  
  Check the index series settings in the system (Transaction code: OAYZ).
  Ensure that the key name for the index series is correctly defined and matches the expected naming conventions.
  
  
  
  Correct Data Entries:
  
  If there are any inconsistencies in the asset master data, correct them. You can use Transaction code: AS02 to change asset master data.
  Ensure that all required fields are filled out correctly.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to Asset Accounting for any specific guidelines or updates that may pertain to your version of SAP.
  
  
  
  Testing:
  
  After making the necessary changes, test the transaction that triggered the error to ensure that it has been resolved.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for AC263 in the SAP Support Portal.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as AS01 (Create Asset), AS02 (Change Asset), and AS03 (Display Asset) for managing asset data.
  User Roles: Ensure that the user has the appropriate authorizations to make changes in Asset Accounting settings.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a consultant who specializes in Asset Accounting for further assistance.