How To Fix CNV20400205 - Field &1-&2 is set to NOTUSE=' ' for the merge

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20400 - Message class CNV20400

• Message number: 205

• Message text: Field &1-&2 is set to NOTUSE=' ' for the merge

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20400205 - Field &1-&2 is set to NOTUSE=' ' for the merge ?

  The SAP error message CNV20400205 indicates that during a data migration or conversion process, a specific field (identified by &1 and &2) is set to NOTUSE with a blank value (' '). This typically occurs in the context of data migration projects, especially when using SAP's tools for data conversion, such as the SAP S/4HANA Migration Cockpit or other data migration solutions.
  Cause:
  
  Field Configuration: The field in question is configured to be excluded from the merge process. This could be due to the field being marked as not used in the data mapping or transformation rules.
  Data Mapping Issues: There may be an issue in the mapping of source data to the target structure, where the field is not correctly defined or is intentionally left blank.
  Inconsistent Data: The source data may not contain valid values for the specified field, leading to it being set to NOTUSE.
  
  Solution:
  
  Check Field Configuration: Review the configuration of the field in the data migration project. Ensure that it is correctly set up to be included in the merge process if it is required.
  Update Mapping Rules: If the field should be used, update the mapping rules to ensure that it is populated with the correct data from the source system.
  Data Validation: Validate the source data to ensure that it contains the necessary values for the field. If the data is missing or incorrect, you may need to clean or transform the data before migration.
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using to understand the requirements and configurations for the fields involved in the merge process.
  Testing: After making changes, perform a test run of the migration to ensure that the error is resolved and that the data is being processed correctly.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on data migration issues.
  Migration Cockpit: If you are using the SAP S/4HANA Migration Cockpit, familiarize yourself with its features and how to configure data mappings effectively.
  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 configuration and mapping of the field in question, you should be able to resolve the CNV20400205 error and successfully complete the data migration process.