How To Fix CNV_20100176 - Other account &1 was also maintained in secondary cost element mapping

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20100 - Messageclass for chart of account conversion

• Message number: 176

• Message text: Other account &1 was also maintained in secondary cost element mapping

What causes this issue?

The system found that the old account &V1&, which is contained in
mapping table for 'other accounts', also appears as an old secondary
cost element in the mapping table for old and new secondary cost
elements.

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

System Response

This is not allowed. The account is a secondary cost element and
consequently cannot be included in the mapping table for other accounts.

How to fix this error?

Delete the account &V1& from the mapping table for 'other accounts'.
&ADDITIONAL_HINTS&
Note that no further consistency checks will be made while this
inconsistency in the mapping table exists.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20100176 - Other account &1 was also maintained in secondary cost element mapping ?

  The SAP error message CNV_20100176 indicates that there is a conflict in the secondary cost element mapping during a migration or data conversion process. This error typically arises when the system detects that an account has been maintained in the secondary cost element mapping more than once, which can lead to inconsistencies in financial reporting and data integrity.
  Cause:
  
  Duplicate Entries: The primary cause of this error is the presence of duplicate entries for the same account in the secondary cost element mapping table. This can happen if the mapping was not properly maintained or if there were errors during data entry.
  Incorrect Configuration: There may be incorrect configurations in the mapping settings that lead to multiple accounts being assigned to the same secondary cost element.
  Data Migration Issues: If you are migrating data from another system or performing a conversion, the source data may have inconsistencies that result in duplicate mappings.
  
  Solution:
  
  Check Mapping Entries: Review the secondary cost element mapping entries in the relevant configuration settings. Look for duplicate entries for the account mentioned in the error message.
  Remove Duplicates: If duplicates are found, remove or correct them to ensure that each account is only mapped once to a secondary cost element.
  Validate Configuration: Ensure that the configuration for secondary cost element mapping is set up correctly and that there are no conflicting entries.
  Test Migration: After making the necessary corrections, re-run the migration or conversion process to see if the error persists.
  Consult Documentation: Refer to SAP documentation or notes related to the specific version you are using for any additional guidance on handling this error.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like OBY6 (for maintaining cost element mapping) or SPRO (to access the configuration settings) to check and modify the mappings.
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions for this specific error message.
  Support: If the issue persists after following the above steps, consider reaching out to SAP support for further assistance, providing them with the details of the error and the steps you have already taken.
  
  By addressing the root cause of the duplicate entries and ensuring proper configuration, you should be able to resolve the CNV_20100176 error effectively.