How To Fix CNV_MBT_46052 - Column not found

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_46 - PCL message class

• Message number: 052

• Message text: Column not found

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT_46052 - Column not found ?

  The SAP error message CNV_MBT_46052: Column not found typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that the system is trying to access a column in a database table that does not exist or is not available in the context of the operation being performed.
  Causes:
  
  Missing Column in Source Data: The source data may not contain the expected column, possibly due to an incorrect data extraction or transformation process.
  Incorrect Mapping: The mapping configuration between the source and target systems may be incorrect, leading to references to non-existent columns.
  Changes in Data Model: If there have been changes in the data model (e.g., during an upgrade or migration), certain columns may have been removed or renamed.
  Configuration Issues: There may be issues in the configuration of the migration project, such as incorrect settings or parameters.
  
  Solutions:
  
  Check Source Data: Verify that the source data contains all the required columns. Ensure that the extraction process has been completed successfully and that the data is in the expected format.
  Review Mapping Configuration: Go through the mapping configuration in the migration cockpit or tool you are using. Ensure that all columns are correctly mapped and that there are no references to non-existent columns.
  Update Data Model: If the data model has changed, update your migration strategy to align with the new model. This may involve modifying the mapping or adjusting the data extraction process.
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using. There may be specific guidelines or prerequisites that need to be followed.
  Error Logs: Check the error logs for more detailed information about the error. This can provide insights into which specific column is causing the issue.
  Testing: Conduct a test migration with a smaller dataset to isolate the issue and verify that the migration process works as expected.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit, which may provide insights into common issues and best practices for data migration.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.