How To Fix CNV21500045 - Structure &1 (component &2) does not have field &3. Setting to NOTUSE.

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV21500 - Messages for HR conversions basis

• Message number: 045

• Message text: Structure &1 (component &2) does not have field &3. Setting to NOTUSE.

What causes this issue?

The field &V3& of component &V2& was indicated as a converted field.
However, the structure &V1& of component &V2& does not contain such
field. It is possible that this field exists in newer releases of SAP
system and therefore it is maintained in the control tables.

System Response

The field &V3& was set to NOTUSE in table CNV_INDX_FIELDS.

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV21500045 - Structure &1 (component &2) does not have field &3. Setting to NOTUSE. ?

  The SAP error message CNV21500045 indicates that a specific structure (identified by &1) for a component (identified by &2) does not contain a field (identified by &3) that is expected during a data conversion or migration process. This message is part of the SAP Conversion and Migration tools, often encountered during data migration projects, especially when using tools like SAP S/4HANA Migration Cockpit or other data transfer methods.
  Cause:
  
  Field Mismatch: The field that is expected in the structure is either missing or has been renamed in the target system.
  Version Differences: The source and target systems may be running different versions of SAP, leading to discrepancies in data structures.
  Configuration Issues: The data model may have been customized or configured differently in the source or target system, leading to missing fields.
  Data Mapping Errors: The mapping configuration for the migration may not align with the actual structure of the target system.
  
  Solution:
  
  Check Structure Definition: Verify the structure definition in the target system to ensure that the field exists. You can do this by using transaction codes like SE11 (Data Dictionary) to inspect the structure.
  Update Mapping: If the field is indeed missing, you may need to update your data mapping configuration to either exclude the field or map it to a different field that exists in the target structure.
  Custom Development: If the field is critical and should exist in the target structure, consider adding it through custom development or adjusting the data model in the target system.
  Consult Documentation: Review the migration documentation provided by SAP for any notes on changes in data structures between versions.
  Testing: After making changes, perform thorough testing to ensure that the migration runs smoothly without further errors.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on data migration issues.
  Migration Cockpit: If you are using the SAP S/4HANA Migration Cockpit, refer to the specific migration guide for your version, as it may contain important information about data structures.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  By addressing the root cause of the error and ensuring that the data structures align between the source and target systems, you can resolve the CNV21500045 error effectively.