How To Fix DMC_GENERAL198 - Corresponding value mapping for &1 missing

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_GENERAL - MWB: General Messages

• Message number: 198

• Message text: Corresponding value mapping for &1 missing

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_GENERAL198 - Corresponding value mapping for &1 missing ?

  The SAP error message DMC_GENERAL198 with the description "Corresponding value mapping for &1 missing" typically occurs in the context of Data Management and Data Migration processes, particularly when using SAP Data Migration Cockpit (DMC) or similar tools. This error indicates that there is a missing value mapping for a specific field or entity that is required for the data migration or transformation process.
  Cause:
  
  Missing Value Mapping: The most common cause of this error is that the value mapping for a specific field (indicated by &1) is not defined in the system. This could happen if the mapping was not created or if it was deleted inadvertently.
  Incorrect Configuration: There may be an issue with the configuration of the data migration project, where the value mapping settings are not properly set up.
  Data Inconsistency: The source data may contain values that do not have a corresponding mapping in the target system, leading to this error.
  
  Solution:
  
  
  Check Value Mapping Configuration:
  
  Go to the Data Migration Cockpit or the relevant configuration area in SAP.
  Verify that the value mapping for the field indicated by &1 is defined correctly.
  If it is missing, create the necessary value mapping entries to ensure that all possible values from the source have corresponding values in the target.
  
  
  
  Review Mapping Rules:
  
  Ensure that the mapping rules are correctly defined and that they cover all the necessary scenarios for the data being migrated.
  If you are using a custom mapping, ensure that it is correctly implemented.
  
  
  
  Data Validation:
  
  Validate the source data to ensure that it does not contain unexpected or invalid values that do not have a corresponding mapping.
  Cleanse the data if necessary to ensure consistency.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or guides related to the Data Migration Cockpit for specific instructions on setting up value mappings.
  
  
  
  Testing:
  
  After making the necessary changes, perform a test migration to ensure that the error is resolved and that the data is being mapped correctly.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions related to this error message.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed.
  SAP Help Portal: Utilize the SAP Help Portal for detailed documentation on data migration processes and value mapping configurations.
  
  By following these steps, you should be able to identify the cause of the DMC_GENERAL198 error and implement the necessary solutions to resolve it.