How To Fix CNV_00001533 - System error. Postprocessing function module & not found.

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_00001 - Message class for CWB settings maintenance programs

• Message number: 533

• Message text: System error. Postprocessing 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_00001533 - System error. Postprocessing function module & not found. ?

  The SAP error message CNV_00001533 indicates that there is a system error related to a postprocessing function module that cannot be found. This error typically arises during data migration or conversion processes, particularly when using SAP's Data Migration tools or during the execution of a conversion program.
  Cause:
  
  Missing Function Module: The specific function module that is supposed to handle the postprocessing is either not created, not activated, or has been deleted.
  Incorrect Configuration: The configuration settings for the data migration or conversion process may be incorrect, leading to the system looking for a non-existent function module.
  Transport Issues: If the function module was recently transported from another system, there may have been issues during the transport process, causing it not to be available in the target system.
  Authorization Issues: The user executing the process may not have the necessary authorizations to access the function module.
  
  Solution:
  
  
  Check for Function Module: 
  
  Use transaction code SE37 or SE80 to check if the function module exists in the system. If it does not exist, you may need to create it or restore it from a transport.
  
  
  
  Activate the Function Module: 
  
  If the function module exists but is not activated, activate it using transaction code SE37.
  
  
  
  Review Configuration: 
  
  Check the configuration settings related to the data migration or conversion process to ensure that they are correctly set up and pointing to the right function module.
  
  
  
  Transport Check: 
  
  If the function module was supposed to be transported, check the transport logs for any errors and ensure that the transport was successful.
  
  
  
  Authorization Check: 
  
  Ensure that the user executing the process has the necessary authorizations to access the function module. You can check this using transaction code SU53 after the error occurs.
  
  
  
  Consult Documentation: 
  
  Review any relevant SAP notes or documentation related to the specific migration or conversion process you are working on, as there may be additional steps or considerations.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message CNV_00001533. You can search for relevant notes in the SAP Support Portal.
  Transaction Codes: Familiarize yourself with transaction codes like SE37 (Function Builder), SE80 (Object Navigator), and SU53 (Authorization Check) for troubleshooting.
  Data Migration Tools: If you are using specific SAP tools for data migration (like SAP S/4HANA Migration Cockpit), refer to the official documentation for guidance on common issues and their resolutions.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance.