How To Fix CNV_20100511 - Item category assignment for source account &1 is changed from &3 to &4

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 511

• Message text: Item category assignment for source account &1 is changed from &3 to &4

What causes this issue?

During the chart of accounts conversion, the system tries to merge
accounts into the new account &V2& that have different item categories.
As a consequence, the assignment of the item category in the Customizing
settings for document splitting changes.

System Response

There is no transaction data with the old settings (&V1& with line type
&V3&) in the system.
The change can be implemented either by reassignment or by a change or
by activating or deactivating the indicator for overwriting (as of ECC
6.0)

How to fix this error?

Find out if the new assignment of the item category &V4& is correct and
in line with the system configuration. Having implemented the change,
you need to verify the splitting rules and relevant business processes
in the system.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20100511 - Item category assignment for source account &1 is changed from &3 to &4 ?

  The SAP error message CNV_20100511 indicates that there is an issue with the item category assignment for a source account during a data migration or conversion process. This error typically arises in the context of using the SAP S/4HANA Migration Cockpit or other data migration tools, particularly when migrating data from legacy systems to SAP S/4HANA.
  Cause:
  The error message suggests that the item category assignment for a specific source account is being changed from one value (&3) to another value (&4). This can occur due to several reasons:
  
  Inconsistent Data: The source data may have inconsistencies or conflicts in item category assignments.
  Configuration Issues: The target system may have different configurations or settings that do not align with the source data.
  Mapping Errors: There may be incorrect mapping defined in the migration settings, leading to unexpected changes in item categories.
  Data Validation Rules: The migration process may have validation rules that are not being met, causing the system to attempt to change the item category.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  Review Source Data: Check the source account data for any inconsistencies or errors in item category assignments. Ensure that the data is clean and adheres to the expected formats.
  Check Mapping Configuration: Review the mapping settings in the migration tool to ensure that the item categories are correctly defined and aligned with the target system's configuration.
  Validate Configuration: Ensure that the target system's configuration for item categories is set up correctly and matches the intended business processes.
  Adjust Migration Rules: If necessary, adjust the migration rules or settings to prevent unwanted changes to item categories during the migration process.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration process you are using for any additional guidance or known issues.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit, which may provide insights into common issues and best practices for data migration.
  Community Forums: Consider searching or posting in SAP community forums or SAP support channels for additional assistance from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to successfully complete the data migration process.