How To Fix CNV_20100057 - Secondary cost element &1 is merged with G/L account &2

CNV_20100057 - Overview

• Message type: E = Error

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

• Message number: 057

• Message text: Secondary cost element &1 is merged with G/L account &2

What causes this issue?

According to the mapping table, the secondary cost element
&V1& is to be merged with G/L account &V2& into
target account &V3&.

System Response

Secondary cost elements cannot be merged with G/L accounts.
Conversion cannot take place.

How to fix this error?

Change the mapping table accordingly.

Error message extract from SAP system. Copyright SAP SE.

CNV_20100057 - Details

• The SAP error message CNV_20100057 indicates that there is a conflict between a secondary cost element and a G/L account during a data migration or conversion process. This typically occurs when the system detects that a secondary cost element (which is used for internal cost accounting) is being merged with a G/L account (which is used for external financial reporting).
  
  Cause:
  
  Data Migration Issues: This error often arises during data migration processes, particularly when using tools like the SAP S/4HANA Migration Cockpit or other conversion tools. It indicates that the secondary cost element you are trying to use has been merged with a G/L account, which is not allowed.
  Configuration Errors: There may be configuration issues in the controlling (CO) and financial accounting (FI) modules where the same identifier is being used for both a secondary cost element and a G/L account.
  Master Data Conflicts: The master data for cost elements and G/L accounts