How To Fix CNV_PE_GEN136 - Generation not required as relevant object already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE_GEN - Messages for object generation

• Message number: 136

• Message text: Generation not required as relevant object already exists

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE_GEN136 - Generation not required as relevant object already exists ?

  The SAP error message CNV_PE_GEN136 indicates that a generation process is not required because the relevant object already exists in the system. This error typically occurs during data migration or conversion processes, particularly when using SAP's Conversion Tools or during the execution of a project that involves the SAP Landscape Transformation (SLT) or other data migration tools.
  Cause:
  
  Existing Objects: The error is triggered when the system detects that the object you are trying to generate or create already exists in the target system. This could be due to a previous migration run or manual creation of the object.
  Configuration Issues: There may be configuration settings that are causing the system to misinterpret the state of the objects.
  Inconsistent Data: If there are inconsistencies in the data or if the migration process was interrupted previously, it may lead to this error.
  
  Solution:
  
  Check Existing Objects: Verify if the object indeed exists in the target system. You can do this by checking the relevant tables or using transaction codes that relate to the object in question.
  Review Migration Logs: Look at the logs from previous migration runs to see if there were any errors or warnings that might indicate why the object was created previously.
  Adjust Migration Settings: If the object should not exist, you may need to adjust the migration settings or clean up the existing data before attempting the migration again.
  Delete or Modify Existing Objects: If the existing object is not needed, you can delete it or modify it as necessary to allow the new generation to proceed.
  Consult Documentation: Refer to the SAP documentation related to the specific migration tool you are using for any additional troubleshooting steps or best practices.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  Transaction Codes: Familiarize yourself with transaction codes related to the migration process, such as LTMC (Legacy Transfer Migration Cockpit) or LTMOM (Migration Object Modeler).
  SAP Community: Engage with the SAP Community forums to see if other users have encountered and resolved similar issues.
  Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed logs and context about the error.
  
  By following these steps, you should be able to diagnose and resolve the CNV_PE_GEN136 error effectively.