How To Fix CNV_OM_MWBGEN011 - Preselection tables for root tables added (direct selection)

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_OM_MWBGEN - SLO: Messages for Object Based MBW Generation

• Message number: 011

• Message text: Preselection tables for root tables added (direct selection)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_OM_MWBGEN011 - Preselection tables for root tables added (direct selection) ?

  The SAP error message CNV_OM_MWBGEN011 typically relates to issues encountered during the data migration process, particularly when using the SAP Migration Workbench (MWB). This error indicates that preselection tables for root tables have been added, which may not align with the expected configuration or data structure.
  Cause:
  
  Configuration Issues: The error may arise due to incorrect or incomplete configuration of the migration project. This could involve missing or improperly defined preselection tables.
  Data Model Changes: If there have been changes to the data model or the structure of the root tables, the preselection tables may not be compatible with the new structure.
  Inconsistent Data: The data in the preselection tables may not match the expected format or constraints defined in the root tables.
  Migration Settings: Incorrect settings in the migration project can lead to this error, especially if the preselection tables are not properly linked to the root tables.
  
  Solution:
  
  Check Configuration: Review the configuration of your migration project to ensure that all necessary preselection tables are correctly defined and linked to the root tables.
  Validate Data Model: Ensure that the data model has not changed unexpectedly. If changes have been made, update the preselection tables accordingly.
  Data Consistency Check: Perform a consistency check on the data in the preselection tables to ensure it adheres to the expected formats and constraints.
  Review Migration Settings: Go through the migration settings to ensure that they are correctly set up for the current project requirements.
  Consult Documentation: Refer to SAP documentation or notes related to the Migration Workbench for any specific guidelines or updates that may address this error.
  Seek Support: If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who specializes in data migration.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or fixes related to this error.
  Migration Workbench Documentation: Review the official SAP documentation for the Migration Workbench for best practices and troubleshooting steps.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the error and implement a suitable solution.