How To Fix ILM_STOR_MON121 - KPI class '&1' does not implement interface '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: ILM_STOR_MON - [OBSOLETE] ILM Store: Monitoring Framework Messages

• Message number: 121

• Message text: KPI class '&1' does not implement interface '&2'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ILM_STOR_MON121 - KPI class '&1' does not implement interface '&2' ?

  The SAP error message ILM_STOR_MON121 indicates that there is an issue with a KPI (Key Performance Indicator) class that is expected to implement a specific interface but does not. This error typically arises in the context of Information Lifecycle Management (ILM) when the system is trying to access or utilize a KPI class that is not properly configured.
  Cause:
  
  Missing Implementation: The KPI class specified in the error message does not implement the required interface. This could be due to a custom development or a missing standard implementation.
  Configuration Issues: There may be configuration issues in the ILM settings that lead to the system not recognizing the KPI class correctly.
  Version Mismatch: If there are updates or changes in the SAP system, the KPI class may not be compatible with the current version of the interface it is supposed to implement.
  
  Solution:
  
  
  Check KPI Class Implementation:
  
  Verify that the KPI class specified in the error message is correctly implemented and adheres to the required interface. You may need to check the ABAP code for the KPI class.
  If it is a custom class, ensure that it implements all the methods defined in the interface.
  
  
  
  Review Configuration:
  
  Go to the ILM configuration settings and ensure that the KPI class is correctly assigned and configured.
  Check if there are any missing entries or incorrect settings that could lead to this error.
  
  
  
  Update or Reinstall:
  
  If the issue is due to a version mismatch, consider updating the KPI class or reinstalling the relevant components to ensure compatibility with the current system version.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to ILM and KPI classes for any specific instructions or known issues that might relate to your situation.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. Provide them with the error details and any relevant context to help diagnose the issue.
  
  
  
  Related Information:
  
  SAP Notes: Check for any SAP Notes related to ILM and KPI classes that might provide additional insights or patches.
  ABAP Development: If you have access to ABAP development tools, you can analyze the KPI class and interface in the ABAP Workbench (SE80) to understand the implementation better.
  ILM Documentation: Review the official SAP ILM documentation for best practices and guidelines on implementing KPI classes and interfaces.
  
  By following these steps, you should be able to identify the root cause of the error and implement a suitable solution.