How To Fix CNV_NCE_BAS163 - Predefined pattern for conversion function module not found

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_NCE_BAS - Number conversion engine: messages

• Message number: 163

• Message text: Predefined pattern for conversion function module not found

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_NCE_BAS163 - Predefined pattern for conversion function module not found ?

  The SAP error message CNV_NCE_BAS163 indicates that a predefined pattern for a conversion function module is not found. This error typically arises during data migration or conversion processes, particularly when using SAP's Data Migration tools or the SAP S/4HANA Migration Cockpit.
  Cause:
  
  
  Missing Function Module: The specific conversion function module that is expected to handle the data transformation is not available in the system. This could be due to:
  
  The function module not being activated.
  The function module not being created or installed.
  A mismatch in the version of the software or the migration tool being used.
  
  
  
  Configuration Issues: There may be configuration issues in the migration settings that prevent the system from locating the required function module.
  
  
  Transport Issues: If the system is newly set up or has recently undergone a transport, the necessary components may not have been transported correctly.
  
  
  Solution:
  
  
  Check for Function Module: 
  
  Go to transaction SE37 (Function Builder) and check if the required function module exists. If it does not, you may need to create it or ensure it is part of the correct package.
  
  
  
  Activate the Function Module: 
  
  If the function module exists but is not active, activate it.
  
  
  
  Review Migration Settings: 
  
  Check the migration settings in the Data Migration tool or the Migration Cockpit to ensure that the correct parameters and mappings are set.
  
  
  
  Transport Requests: 
  
  If the system is newly set up, ensure that all necessary transport requests have been imported correctly. Check with your Basis team to confirm that all required components are in place.
  
  
  
  Consult Documentation: 
  
  Review the SAP documentation related to the specific migration or conversion process you are performing. There may be specific notes or guidelines regarding the function modules required.
  
  
  
  SAP Notes: 
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. There may be patches or updates that resolve the issue.
  
  
  
  Contact SAP Support: 
  
  If the issue persists after checking the above points, consider reaching out to SAP Support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: SE37 (Function Builder), SE80 (Object Navigator), and SNOTE (SAP Note Assistant) can be useful for troubleshooting.
  SAP Documentation: Always refer to the latest SAP Help Portal for detailed information on data migration and conversion processes.
  Community Forums: SAP Community and other forums can provide insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.