How To Fix MDG_VALUE_MAPPING066 - Mapper wrapper: outbound mapping could not be executed

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_VALUE_MAPPING -

• Message number: 066

• Message text: Mapper wrapper: outbound mapping could not be executed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_VALUE_MAPPING066 - Mapper wrapper: outbound mapping could not be executed ?

  The SAP error message MDG_VALUE_MAPPING066 indicates that there is an issue with the outbound mapping process in the Master Data Governance (MDG) system. This error typically occurs when the system is unable to execute the mapping due to various reasons, such as configuration issues, missing data, or problems with the mapping logic.
  Causes:
  
  Configuration Issues: The mapping configuration may not be set up correctly in the MDG system. This could include incorrect mapping rules or missing entries in the mapping tables.
  Missing Data: The data that is supposed to be mapped may be missing or incomplete. This can lead to the mapping process failing.
  Mapping Logic Errors: There may be errors in the custom logic or transformation rules defined for the mapping process.
  Technical Issues: There could be underlying technical issues, such as problems with the underlying database or connectivity issues with external systems.
  
  Solutions:
  
  
  Check Mapping Configuration:
  
  Review the mapping configuration in the MDG system. Ensure that all necessary mapping rules are defined and correctly configured.
  Verify that the mapping tables are populated with the required data.
  
  
  
  Validate Input Data:
  
  Ensure that the data being processed is complete and meets the expected format. Check for any missing or invalid entries that could cause the mapping to fail.
  
  
  
  Review Mapping Logic:
  
  If custom mapping logic is used, review the code for any errors or exceptions that could lead to the failure of the mapping process.
  Test the mapping logic with sample data to identify any issues.
  
  
  
  Check System Logs:
  
  Review the system logs for any additional error messages or warnings that could provide more context about the failure.
  Use transaction codes like SLG1 (Application Log) to check for logs related to the mapping process.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to MDG and value mapping for any known issues or additional troubleshooting steps.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. Provide them with detailed information about the error, including any relevant logs and configuration settings.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  MDGIMG: For configuration settings in MDG.
  SLG1: For viewing application logs.
  
  
  SAP Notes: Search for SAP Notes related to MDG and value mapping for any patches or updates that may address known issues.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify and resolve the cause of the MDG_VALUE_MAPPING066 error in your SAP system.