How To Fix MDG_VALUE_MAPPING058 - Complex mapper: could not create mapper specified in mapping context

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_VALUE_MAPPING -

• Message number: 058

• Message text: Complex mapper: could not create mapper specified in mapping context

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_VALUE_MAPPING058 - Complex mapper: could not create mapper specified in mapping context ?

  The SAP error message MDG_VALUE_MAPPING058 indicates that there is an issue with the complex mapper in the context of value mapping in SAP Master Data Governance (MDG). This error typically arises when the system is unable to create the specified mapper due to various reasons.
  Causes:
  
  Incorrect Configuration: The mapping context may not be correctly configured, leading to the inability to create the required mapper.
  Missing Implementation: The complex mapper that is being referenced may not be implemented or may not exist in the system.
  Data Type Mismatch: There could be a mismatch in the data types expected by the mapper and the actual data being passed.
  Authorization Issues: The user executing the mapping may not have the necessary authorizations to access the required resources.
  System Errors: There could be underlying system issues or bugs that are causing the mapper to fail.
  
  Solutions:
  
  Check Configuration: Review the configuration settings for the value mapping and ensure that all necessary parameters are correctly set.
  Verify Mapper Implementation: Ensure that the complex mapper specified in the mapping context is implemented and available in the system. If it is a custom mapper, check the implementation code for any errors.
  Data Validation: Validate the data being passed to the mapper to ensure it matches the expected formats and types.
  Authorization Check: Verify that the user has the necessary authorizations to execute the mapping. You may need to consult with your security team to ensure proper roles are assigned.
  Debugging: If the issue persists, consider debugging the mapping process to identify where the failure occurs. This may involve checking logs or using transaction codes like SLG1 to view application logs.
  Consult Documentation: Refer to SAP documentation or notes related to value mapping and complex mappers for any specific guidance or known issues.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message MDG_VALUE_MAPPING058.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MDGIMG for configuration and SLG1 for logging to assist in troubleshooting.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.