How To Fix CNV885 - Field &2-&1 excluded because no mapping values exist

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV - Conversion: Messages for Conversion Services (CNCC)

• Message number: 885

• Message text: Field &2-&1 excluded because no mapping values exist

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV885 - Field &2-&1 excluded because no mapping values exist ?

  The SAP error message CNV885 indicates that a specific field (denoted by &2 and &1) has been excluded from a conversion or mapping process because there are no mapping values available for it. This typically occurs during data migration or conversion processes, such as when using the SAP S/4HANA Migration Cockpit or other data transfer tools.
  Cause:
  
  
  Missing Mapping Values: The primary cause of this error is that the system cannot find any mapping values for the specified field. This could be due to:
  
  The field not being defined in the mapping configuration.
  The source data not containing any values that can be mapped to the target field.
  Incorrect or incomplete mapping rules.
  
  
  
  Configuration Issues: There may be issues in the configuration of the migration or conversion project, such as:
  
  Incorrectly set up mapping tables.
  Missing entries in the mapping tables.
  
  
  
  Data Quality Issues: The source data may have inconsistencies or missing values that prevent successful mapping.
  
  
  Solution:
  
  
  Check Mapping Configuration:
  
  Review the mapping configuration for the specific field. Ensure that the field is correctly defined and that there are appropriate mapping values available.
  If necessary, add the required mapping values to the mapping table.
  
  
  
  Data Validation:
  
  Validate the source data to ensure that it contains the necessary values that can be mapped to the target field.
  Cleanse the data if there are inconsistencies or missing values.
  
  
  
  Update Mapping Rules:
  
  If the mapping rules are incomplete or incorrect, update them to include the necessary mappings for the field in question.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for the specific migration or conversion tool you are using. There may be specific guidelines or best practices for setting up mappings.
  
  
  
  Testing:
  
  After making changes, perform a test run of the migration or conversion process to ensure that the error is resolved.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on mapping issues.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Migration Cockpit: If using the SAP S/4HANA Migration Cockpit, familiarize yourself with its features and capabilities, as it provides tools for mapping and data transformation.
  
  By following these steps, you should be able to identify the cause of the CNV885 error and implement a solution to resolve it.