How To Fix CNV_20900040 - No (relevant) CNVTABLES entry for table &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20900 - Message class for package CNV_20900

• Message number: 040

• Message text: No (relevant) CNVTABLES entry for table &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20900040 - No (relevant) CNVTABLES entry for table &1 ?

  The SAP error message CNV_20900040 indicates that there is no relevant entry in the CNVTABLES for the specified table (&1). This error typically occurs during data migration or conversion processes, particularly when using SAP's Data Migration tools or during the execution of a conversion program.
  Cause:
  
  Missing CNVTABLES Entry: The most common cause is that the CNVTABLES (conversion tables) do not have an entry for the specified table. This can happen if the table is not included in the migration project or if the necessary configuration for the table has not been set up.
  Incorrect Configuration: The configuration for the data migration might be incomplete or incorrect, leading to the system not recognizing the table.
  Version Mismatch: If you are using a version of the migration tool that does not support the specific table or if the table structure has changed in the current version, this error may occur.
  
  Solution:
  
  Check CNVTABLES: Verify that the CNVTABLES entry exists for the specified table. You can do this by checking the relevant entries in the CNVTABLES table (transaction SE11 or SE16).
  Add Missing Entry: If the entry is missing, you may need to create it. This typically involves defining the mapping and transformation rules for the data in that table.
  Review Migration Configuration: Ensure that the migration project is correctly configured to include the table in question. Check the settings and parameters used in the migration tool.
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using to ensure that you are following the correct procedures and that the table is supported.
  Check for Updates: If you are using an older version of the migration tool, consider updating to the latest version, as it may include additional support for more tables or improved functionality.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary), SE16 (Data Browser), or CNV_MBT (for migration tools) to investigate the issue further.
  SAP Notes: Check SAP Notes for any known issues or patches related to the CNV_20900040 error. SAP frequently updates its knowledge base with solutions for common problems.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.