How To Fix CNV_DMC_SIN159 - Group &1 not definied on sheet/staging table Settings maintenance status

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DMC_SIN - Messages for s-innovations migration

• Message number: 159

• Message text: Group &1 not definied on sheet/staging table Settings maintenance status

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_DMC_SIN159 - Group &1 not definied on sheet/staging table Settings maintenance status ?

  The SAP error message CNV_DMC_SIN159 indicates that a specific group (denoted as &1) is not defined in the settings maintenance status of the sheet or staging table. This error typically arises in the context of data migration or conversion processes, particularly when using the SAP Data Migration Cockpit (DMC) or similar tools.
  Cause:
  
  Missing Configuration: The group specified in the error message is not defined in the relevant configuration settings. This could be due to a missing entry in the migration settings or an incorrect reference.
  Incorrect Mapping: The mapping of the data or the configuration of the staging tables may not have been set up correctly, leading to the system not recognizing the specified group.
  Data Model Changes: If there have been changes to the data model or migration templates, it may result in groups being undefined or misconfigured.
  
  Solution:
  
  
  Check Configuration: 
  
  Go to the Data Migration Cockpit and check the settings for the specific migration project. Ensure that the group mentioned in the error message is defined correctly.
  Verify that all necessary groups are included in the configuration and that there are no typos or discrepancies.
  
  
  
  Define the Group:
  
  If the group is indeed missing, you will need to define it in the settings. This may involve creating a new group or modifying existing settings to include the required group.
  
  
  
  Review Mapping:
  
  Check the mapping of the data to ensure that it aligns with the defined groups. Make sure that the data being migrated corresponds to the correct groups in the staging tables.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation or guides related to the Data Migration Cockpit for specific instructions on how to define groups and configure settings.
  
  
  
  Testing:
  
  After making the necessary changes, run a test 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 configuration issues related to the Data Migration Cockpit.
  Community Forums: Engage with SAP community forums or support channels where other users may have encountered similar issues and can provide insights or solutions.
  SAP Help Portal: Utilize the SAP Help Portal for detailed documentation on the Data Migration Cockpit and related tools.
  
  If the issue persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.