How To Fix /PLMI/RCP_MIGRATION459 - Class &1 does not exist for class type &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /PLMI/RCP_MIGRATION -

• Message number: 459

• Message text: Class &1 does not exist for class type &2

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 /PLMI/RCP_MIGRATION459 - Class &1 does not exist for class type &2 ?

  The SAP error message /PLMI/RCP_MIGRATION459 Class &1 does not exist for class type &2 typically occurs during the migration or data transfer processes in SAP, particularly when dealing with classification data. This error indicates that the system is trying to reference a class that does not exist for the specified class type.
  Cause:
  
  Missing Class: The class specified by &1 does not exist in the system for the class type indicated by &2.
  Incorrect Class Type: The class type being referenced may be incorrect or not properly defined in the system.
  Data Migration Issues: During data migration, if the source data references a class that has not been created in the target system, this error can occur.
  Configuration Issues: There may be configuration issues in the classification system that prevent the class from being recognized.
  
  Solution:
  
  
  Check Class Existence:
  
  Use transaction code CL02 (Change Class) or CL03 (Display Class) to check if the class &1 exists for the class type &2.
  If it does not exist, you may need to create it using transaction CL01 (Create Class).
  
  
  
  Verify Class Type:
  
  Ensure that the class type &2 is correctly defined and that it corresponds to the intended classification structure.
  
  
  
  Data Consistency:
  
  If this error occurs during a migration process, ensure that the source data is consistent and that all referenced classes exist in the target system.
  You may need to adjust the migration data to ensure that it only references existing classes.
  
  
  
  Check Configuration:
  
  Review the configuration settings related to classification in your SAP system to ensure that everything is set up correctly.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to classification and migration processes for any specific guidance or known issues.
  
  
  
  Error Logs:
  
  Check the system logs (transaction SLG1) for any additional error messages or details that may provide more context about the issue.
  
  
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Training and Documentation: Review SAP training materials or documentation related to classification and migration processes for best practices and guidelines.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.