How To Fix CNV_20100224 - Obsolete entry at B level for cost element &1 &2 in CoAr &3

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 224

• Message text: Obsolete entry at B level for cost element &1 &2 in CoAr &3

What causes this issue?

If the activity <ZK>Find Undefined B Segment and Implicit Merges</> is
called a second time after the mapping has been changed, entries that
previously required <DS:TX.CNV_20100_TX_BSEGM_PRIOCTRL>B level priority
control</> may now have become obsolete.

How to fix this error?

In the activity <ZK>Maintain B Segment Merges</>, obsolete entries have
a red traffic light symbol. You need to either delete or explicitly
accept these entries.
&ADDITIONAL_HINTS&
Entries for B priority control are package-dependent, but are deleted
only during initialization. Entries that have become obsolete get an
indicator 'O' in table <NP>CNV_20100_BPRIO</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20100224 - Obsolete entry at B level for cost element &1 &2 in CoAr &3 ?

  The SAP error message CNV_20100224 indicates that there is an obsolete entry at B level for a cost element in the context of a conversion or migration process, specifically related to the cost accounting (CO) area. This error typically arises during data migration or conversion activities, particularly when using SAP's tools for data migration, such as the SAP S/4HANA Migration Cockpit or other conversion tools.
  Cause:
  
  Obsolete Cost Element: The cost element specified in the error message is no longer valid or has been marked as obsolete in the system. This can happen if the cost element was deleted or if it was not properly maintained during the migration process.
  Data Inconsistency: There may be inconsistencies in the data being migrated, such as references to cost elements that do not exist in the target system.
  Configuration Issues: The configuration settings for the cost accounting module may not align with the data being migrated, leading to errors.
  
  Solution:
  
  
  Check Cost Element Validity: Verify if the cost element specified in the error message is valid in the target system. You can do this by checking the cost element master data in the SAP system.
  
  Use transaction code KA03 to display the cost element and check its status.
  
  
  
  Update or Remove Obsolete Entries: If the cost element is indeed obsolete, you may need to either update the entries in the source data to reference a valid cost element or remove the references to the obsolete cost element.
  
  
  Data Mapping: Ensure that the mapping of cost elements from the source system to the target system is correctly defined. This may involve updating the migration templates or configuration settings.
  
  
  Consult Migration Documentation: Review the migration documentation provided by SAP for any specific instructions or considerations related to cost elements during the migration process.
  
  
  Run Consistency Checks: Use SAP tools to run consistency checks on the data being migrated to identify and resolve any other potential issues.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as KA01 (Create Cost Element), KA02 (Change Cost Element), and KA03 (Display Cost Element).
  SAP Notes: Check for any SAP Notes related to the error message or the migration process you are undertaking. SAP Notes often provide solutions or workarounds for known issues.
  SAP Community: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  By following these steps, you should be able to resolve the error CNV_20100224 and ensure a successful migration or conversion process.