How To Fix /PM0/3FW_CHK_MESS518 - Logger class &1 for application &2 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: /PM0/3FW_CHK_MESS -

• Message number: 518

• Message text: Logger class &1 for application &2 does not exist

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PM0/3FW_CHK_MESS518 - Logger class &1 for application &2 does not exist ?

  The SAP error message /PM0/3FW_CHK_MESS518 indicates that there is an issue related to a logger class that is not defined for a specific application. This error typically arises in the context of the SAP Plant Maintenance (PM) module or related applications where logging is required for certain operations.
  Cause:
  The error message is triggered when the system attempts to access a logger class that has not been defined or does not exist in the system for the specified application. This can happen due to several reasons:
  
  Configuration Issues: The logger class may not have been configured correctly in the system.
  Missing Customization: If the application is a custom development, the logger class may not have been created or activated.
  Transport Issues: If the logger class was part of a transport request that was not imported correctly, it may lead to this error.
  System Upgrade: After an upgrade, certain configurations may be lost or not migrated properly.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Logger Class Configuration:
  
  Go to transaction SLG1 (Application Log) and check if the logger class exists for the specified application.
  If it does not exist, you may need to create it using transaction SLG0 (Application Log: Maintain).
  
  
  
  Create or Activate Logger Class:
  
  If the logger class is missing, you can create it by defining the necessary parameters and ensuring it is linked to the correct application.
  Ensure that the logger class is activated and properly configured.
  
  
  
  Review Custom Developments:
  
  If this error is related to custom developments, review the code to ensure that the logger class is being referenced correctly.
  Make sure that any custom logger classes are properly implemented and activated.
  
  
  
  Check Transport Requests:
  
  If the issue arose after a transport, check the transport logs to ensure that all necessary objects were transported correctly.
  If something is missing, you may need to re-transport the relevant objects.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific application and logger class to ensure that all necessary steps have been followed.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above steps, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SLG0: Application Log: Maintain
  SLG1: Application Log: Display
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  Custom Development: If you are working with custom developments, ensure that your development team is aware of the logging requirements and has implemented them correctly.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.