How To Fix CNV_PE_DTL062 - Preselection table could not be added to DM root table

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE_DTL -

• Message number: 062

• Message text: Preselection table could not be added to DM root table

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE_DTL062 - Preselection table could not be added to DM root table ?

  The SAP error message CNV_PE_DTL062 indicates that there is an issue with adding a preselection table to the Data Migration (DM) root table during a data migration process. This error typically arises in the context of SAP's data migration tools, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
  Cause:
  The error can be caused by several factors, including:
  
  Data Model Issues: The preselection table may not be compatible with the root table due to differences in data structure or data types.
  Configuration Errors: There may be misconfigurations in the migration settings or parameters that prevent the preselection table from being added.
  Missing Data: Required data in the preselection table may be missing or incomplete, leading to issues when trying to integrate it with the root table.
  Technical Issues: There could be underlying technical issues, such as database constraints, that prevent the addition of the preselection table.
  Authorization Issues: The user executing the migration may not have the necessary authorizations to perform the operation.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  Check Data Compatibility: Ensure that the structure and data types of the preselection table match those of the root table. You may need to adjust the data model accordingly.
  Review Migration Settings: Verify the configuration settings for the migration process. Ensure that all parameters are correctly set and that the preselection table is properly defined.
  Validate Data: Check the preselection table for any missing or invalid data. Ensure that all required fields are populated and that the data adheres to the expected formats.
  Examine Logs: Look at the detailed logs generated during the migration process. These logs may provide additional context or specific error messages that can help identify the root cause.
  Check Authorizations: Ensure that the user executing the migration has the necessary authorizations to access and modify the relevant tables.
  Consult SAP Notes: Search for relevant SAP Notes or Knowledge Base Articles (KBAs) that may address this specific error. SAP frequently updates its documentation and may have provided specific guidance or patches.
  Test in a Sandbox: If possible, replicate the issue in a sandbox environment to test potential solutions without affecting production data.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the Data Migration tools you are using, as it may provide specific guidance on handling errors.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can share their solutions.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if you have a support contract.
  
  By following these steps, you should be able to diagnose and resolve the CNV_PE_DTL062 error effectively.