How To Fix CNV_PE108 - Function module &1 reports error &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE - General messages for posting engine

• Message number: 108

• Message text: Function module &1 reports error &2

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Procedure for System Administrators

In case of a remote call, the error could be: &V3&

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE108 - Function module &1 reports error &2 ?

  The SAP error message CNV_PE108, which states "Function module &1 reports error &2," 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 a specific function module encountered an issue while processing data.
  Causes:
  
  Data Issues: The data being processed may have inconsistencies, such as missing mandatory fields, incorrect data formats, or invalid values.
  Configuration Problems: There may be issues with the configuration of the migration project or the settings of the function module itself.
  Authorization Issues: The user executing the migration may not have the necessary authorizations to execute the function module.
  Technical Errors: There could be bugs or technical issues within the function module or related components.
  System Performance: Resource limitations or performance issues in the SAP system can also lead to errors during data processing.
  
  Solutions:
  
  Check Data Quality: Review the data being migrated for any inconsistencies or errors. Ensure that all mandatory fields are filled and that the data adheres to the expected formats.
  Review Configuration: Verify the configuration settings for the migration project. Ensure that all necessary parameters are correctly set.
  Authorization Check: Ensure that the user executing the migration has the appropriate authorizations to access and execute the function module.
  Debugging: If you have access to the SAP system, you can debug the function module to identify the exact cause of the error. This may require technical expertise.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address known issues with the function module in question.
  System Performance: Monitor system performance and resource usage during the migration process. If necessary, optimize the system or schedule the migration during off-peak hours.
  
  Related Information:
  
  SAP Notes: Look for specific SAP Notes related to the function module mentioned in the error message. These notes may provide insights into known issues and fixes.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as LTMC (for Migration Cockpit) or SE37 (to view function modules) to help troubleshoot the issue.
  Logs and Traces: Check the application logs (transaction SLG1) and short dumps (transaction ST22) for additional error messages or details that can help diagnose the problem.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.