How To Fix CNV_40301026 - New asset account determ. &1 neither in mapping nor in value table

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_40301 - Message class for package 40301 (KTOGR)

• Message number: 026

• Message text: New asset account determ. &1 neither in mapping nor in value table

What causes this issue?

New asset account determination &V1& in the mapping of asset account
determination descriptions is neither found in the mapping of asset
account determinations as new asset account determination nor is it
found as old asset account determination in the value table T095A.

System Response

Error

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_40301026 - New asset account determ. &1 neither in mapping nor in value table ?

  The SAP error message CNV_40301026 indicates that during a data migration or conversion process, the system could not find a new asset account determination for a specific account. This typically occurs in the context of the SAP Asset Accounting (FI-AA) module when migrating data from a legacy system to SAP.
  Cause:
  
  Missing Mapping: The error suggests that the new asset account (&1) is not defined in the mapping table or value table. This means that the system does not know how to translate the old asset account to the new one.
  Configuration Issues: There may be issues with the configuration of the asset account determination settings in the SAP system.
  Data Inconsistencies: The data being migrated may contain accounts that have not been properly set up in the target system.
  
  Solution:
  
  
  Check Mapping Tables: 
  
  Go to the mapping configuration in the SAP system and ensure that the new asset account is correctly mapped. This can usually be found in transaction codes related to data migration (like LTMC for Migration Cockpit or CPI for Conversion).
  Ensure that the mapping for the specific asset account exists in the relevant mapping tables.
  
  
  
  Review Configuration:
  
  Check the configuration settings for asset accounting in the SAP system. This includes verifying the account determination settings in the configuration path: 
  
  SPRO > Financial Accounting > Asset Accounting > Integration with General Ledger > Define Account Determination for Asset Transactions.
  
  
  Ensure that all necessary accounts are defined and that the account determination logic is correctly set up.
  
  
  
  Data Validation:
  
  Validate the data being migrated to ensure that it does not contain any invalid or unrecognized asset accounts.
  If necessary, clean up the data in the legacy system before migration.
  
  
  
  Consult Documentation: 
  
  Refer to SAP documentation or notes related to the specific migration process you are using. There may be specific instructions or known issues related to the error message.
  
  
  
  Testing: 
  
  After making the necessary changes, perform a test migration to see if the error persists. 
  
  
  
  Seek Help from SAP Support: 
  
  If the issue cannot be resolved, consider reaching out to SAP support for assistance, providing them with the error details and the steps you have already taken.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OBY6 (for defining company codes), OAOA (for asset account determination), and OABW (for asset classes).
  Migration Tools: If you are using SAP S/4HANA, consider using the Migration Cockpit or the SAP Data Services for a more streamlined migration process.
  SAP Notes: Check for any SAP Notes that might address this specific error or provide additional guidance on asset account determination during migration.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.