How To Fix CNV20200137 - Function module &1 returns no structure information for &2 = &3

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20200 - Messages for development class CNV_20200

• Message number: 137

• Message text: Function module &1 returns no structure information for &2 = &3

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20200137 - Function module &1 returns no structure information for &2 = &3 ?

  The SAP error message CNV20200137 indicates that a function module is not returning any structure information for a specified parameter. This error typically arises during data migration or conversion processes, particularly when using SAP's Data Migration tools or during the execution of specific function modules that are expected to provide metadata or structure information.
  Cause:
  
  Missing or Incorrect Function Module: The function module specified in the error message may not be implemented correctly, or it may not exist in the system.
  Incorrect Parameters: The parameters being passed to the function module may be incorrect or not aligned with what the function module expects.
  Data Structure Changes: If there have been changes to the data structure or the underlying database tables, the function module may not be able to retrieve the expected information.
  Authorization Issues: Lack of proper authorizations to access the function module or the data it is trying to retrieve can also lead to this error.
  
  Solution:
  
  Check Function Module: Verify that the function module specified in the error message exists and is correctly implemented. You can do this by using transaction SE37 to check the function module.
  Review Parameters: Ensure that the parameters being passed to the function module are correct and valid. Check the documentation for the function module to confirm the expected input.
  Debugging: If you have access, you can debug the function module to see where it fails to retrieve the structure information. This can provide insights into what might be going wrong.
  Check Data Structures: Review any recent changes to the data structures or database tables that might affect the function module's ability to retrieve information.
  Authorization Check: Ensure that the user executing the function module has the necessary authorizations to access the required data and function modules.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error message or provide patches or updates.
  
  Related Information:
  
  Transaction Codes: SE37 (Function Module), SE80 (Object Navigator), SE11 (Data Dictionary).
  SAP Notes: Search for specific SAP Notes related to the CNV20200137 error message for any known issues or fixes.
  Documentation: Review the documentation for the specific function module to understand its purpose and expected behavior.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support or your internal SAP team for further assistance.