How To Fix CNV20201109 - Error while calling function module &

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20201 -

• Message number: 109

• Message text: Error while calling function module &

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20201109 - Error while calling function module & ?

  The SAP error message CNV20201109 typically indicates an issue encountered while calling a function module during a data migration or conversion process, particularly in the context of SAP's data migration tools. This error is part of the SAP Conversion and Migration tools, often related to the SAP S/4HANA migration process.
  Possible Causes:
  
  Function Module Issues: The function module being called may not exist, may be incorrectly implemented, or may have been deactivated.
  Parameter Mismatch: The parameters being passed to the function module may not match the expected types or formats.
  Authorization Issues: The user executing the migration may not have the necessary authorizations to call the function module.
  Data Issues: There may be issues with the data being processed, such as missing or invalid entries.
  Configuration Issues: The system may not be properly configured for the migration process, leading to failures in function calls.
  
  Solutions:
  
  Check Function Module: Verify that the function module exists and is active. You can do this by using transaction SE37 to check the function module's status.
  Review Parameters: Ensure that the parameters being passed to the function module are correct. Check the documentation for the function module to confirm the expected input.
  Authorization Check: Ensure that the user has the necessary authorizations to execute the function module. You may need to consult with your security team to verify this.
  Data Validation: Review the data being processed for any inconsistencies or errors. Clean up any problematic data entries before re-running the migration.
  Configuration Review: Check the configuration settings related to the migration process. Ensure that all necessary settings are in place and correctly configured.
  Debugging: If the issue persists, consider debugging the process to identify the exact point of failure. You can use transaction SE80 or SE37 to set breakpoints and analyze the execution flow.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the official SAP documentation related to the migration process you are using, as it may provide insights into common issues and their resolutions.
  Community Forums: Consider searching or posting on SAP community forums or platforms like SAP Community, where other users may have encountered similar issues.
  
  If the problem continues after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.