How To Fix CNV_10020423 - Multiple path &1: Spec. function module was not maintained

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 423

• Message text: Multiple path &1: Spec. function module was not maintained

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10020423 - Multiple path &1: Spec. function module was not maintained ?

  The SAP error message CNV_10020423 indicates that there is an issue with a specific function module that has not been maintained properly in the context of a conversion or migration process. This error typically arises during data migration activities, especially when using SAP's Conversion Tools or during system upgrades.
  Cause:
  The error message suggests that there are multiple paths for a specific function module, but the required function module has not been maintained or defined correctly. This can happen due to several reasons:
  
  Missing Function Module: The function module that is expected to be called during the conversion process is not available in the system.
  Incorrect Configuration: The configuration for the function module may not be set up correctly, leading to ambiguity in which path to take.
  Version Mismatch: The function module may exist in a different version or may not be compatible with the current system setup.
  Transport Issues: If the function module was transported from another system, it may not have been transported correctly.
  
  Solution:
  To resolve the error CNV_10020423, you can follow these steps:
  
  
  Check Function Module: Verify if the function module mentioned in the error message exists in the system. You can do this by using transaction code SE37 (Function Builder) to search for the function module.
  
  
  Maintain Function Module: If the function module is missing, you may need to create or maintain it. Ensure that it is properly defined and activated.
  
  
  Review Configuration: Check the configuration settings related to the function module. Ensure that all necessary parameters and settings are correctly configured.
  
  
  Check for Multiple Paths: If there are multiple paths for the function module, determine which one is the correct one to use. You may need to adjust the logic in your migration or conversion program to specify the correct path.
  
  
  Transport Issues: If the function module was supposed to be transported from another system, check the transport logs to ensure that it was transported successfully. If not, you may need to re-transport it.
  
  
  Consult Documentation: Review any relevant SAP documentation or notes related to the specific conversion or migration process you are performing. There may be specific instructions or prerequisites that need to be followed.
  
  
  SAP Support: If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance. They may provide additional insights or patches that could resolve the issue.
  
  
  Related Information:
  
  Transaction Codes: SE37 (Function Builder), SE80 (Object Navigator), ST22 (Dump Analysis), SM21 (System Log).
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on function module maintenance.
  Migration Tools: Familiarize yourself with the specific SAP migration tools you are using, as they may have their own set of requirements and configurations.
  
  By following these steps, you should be able to identify and resolve the issue related to the error message CNV_10020423.