How To Fix CNV_20100102 - Rename of cost element group &1 to &2 is not possible due to length

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 102

• Message text: Rename of cost element group &1 to &2 is not possible due to length

What causes this issue?

According to the mapping table, you want to rename cost element group
&V1& into &V2&.

System Response

This is not possible because the maximum length of &V3& is exceeded.
The cost element group cannot be renamed.

How to fix this error?

Open the mapping table for the cost element groups and enter a shorter
name.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20100102 - Rename of cost element group &1 to &2 is not possible due to length ?

  The SAP error message CNV_20100102 indicates that there is an issue with renaming a cost element group due to length constraints. This error typically arises during data migration or conversion processes, particularly when using SAP's Conversion Tools or during the implementation of SAP S/4HANA.
  Cause:
  The error occurs because the new name you are trying to assign to the cost element group exceeds the maximum allowed length for that field in the SAP system. Each field in SAP has specific length restrictions, and if the new name surpasses this limit, the system will not allow the operation to proceed.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Length Restrictions: Verify the maximum length allowed for cost element group names in your SAP system. This can typically be found in the SAP documentation or by checking the data dictionary (SE11) for the relevant table.
  
  
  Modify the New Name: Ensure that the new name you are trying to assign to the cost element group does not exceed the maximum length. If it does, shorten the name accordingly.
  
  
  Test the Change: After modifying the name, attempt the rename operation again to see if the error persists.
  
  
  Review Naming Conventions: If you are frequently encountering this issue, consider establishing naming conventions that adhere to the length restrictions to avoid similar problems in the future.
  
  
  Consult Documentation: If you are using a specific migration tool or program, refer to the related documentation for any additional constraints or guidelines regarding naming conventions.
  
  
  Related Information:
  
  Transaction Codes: You may want to check related transaction codes such as OBY6 (for cost element groups) or OKB9 (for cost element master data) to understand the structure and limitations of cost element groups.
  SAP Notes: Look for relevant SAP Notes that might address this specific error or provide additional context on handling cost element groups.
  SAP Community: Engaging with the SAP Community forums can provide insights from other users who may have encountered and resolved similar issues.
  
  By following these steps, you should be able to resolve the error and successfully rename the cost element group.