How To Fix CNV_PE794 - Structure parameters must have data model root table as sender

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE - General messages for posting engine

• Message number: 794

• Message text: Structure parameters must have data model root table as sender

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE794 - Structure parameters must have data model root table as sender ?

  The SAP error message "CNV_PE794 Structure parameters must have data model root table as sender" typically occurs in the context of data migration or data transformation processes, particularly when using the SAP Data Migration Cockpit or similar tools. This error indicates that there is a mismatch in the data model configuration, specifically regarding the structure parameters and their relationship to the root table of the data model.
  Cause:
  
  Incorrect Data Model Configuration: The structure parameters defined in the data model do not align with the expected root table. This can happen if the structure parameters are not properly linked to the root table or if they are referencing an incorrect table.
  Missing or Incorrect Mapping: If the mapping between the source and target structures is not correctly defined, it can lead to this error.
  Hierarchy Issues: If the data model has a hierarchical structure, the parameters may not be correctly set up to reflect the hierarchy, leading to this error.
  
  Solution:
  
  
  Check Data Model Configuration:
  
  Review the data model configuration to ensure that the structure parameters are correctly defined and linked to the root table.
  Ensure that the root table is correctly set up and that all related structures are properly associated with it.
  
  
  
  Review Structure Parameters:
  
  Verify that the structure parameters are defined correctly and that they reference the correct root table.
  If necessary, redefine the structure parameters to ensure they align with the root table.
  
  
  
  Mapping Verification:
  
  Check the mapping between the source and target structures to ensure that all fields are correctly mapped and that there are no discrepancies.
  Make sure that the data types and lengths of the fields match between the source and target.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or guides related to the specific data migration tool you are using for any additional configuration steps or requirements.
  
  
  
  Testing:
  
  After making the necessary adjustments, perform a test run to ensure that the error is resolved and that the data migration process can proceed without issues.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on data model configuration.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Data Migration Cockpit: Familiarize yourself with the features and limitations of the SAP Data Migration Cockpit, as understanding its functionality can help in troubleshooting issues.
  
  If the problem persists after following these steps, it may be beneficial to consult with an SAP expert or support for more in-depth analysis and assistance.