How To Fix EMMA149 - No class implemented for forwarding method &1

SAP Error Message - Details

• Message type: E = Error

• Message class: EMMA - Monitoring of Mass Runs

• Message number: 149

• Message text: No class implemented for forwarding method &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message EMMA149 - No class implemented for forwarding method &1 ?

  The SAP error message EMMA149, which states "No class implemented for forwarding method &1," typically occurs in the context of the SAP Enterprise Messaging or the Event Management (EM) module. This error indicates that the system is trying to forward a message or event to a class that has not been implemented or is not available in the system.
  Cause:
  
  Missing Implementation: The class that is supposed to handle the forwarding method specified in the error message is not implemented in the system.
  Configuration Issues: There may be configuration issues where the forwarding method is not correctly linked to an existing class.
  Transport Issues: If the system has recently undergone a transport, the required class may not have been transported correctly.
  Custom Development: If there is custom development involved, the class may not have been created or activated.
  
  Solution:
  
  
  Check Class Implementation:
  
  Go to the ABAP Workbench (transaction SE80 or SE24) and check if the class for the forwarding method exists.
  If it does not exist, you may need to implement it or correct the configuration to point to the right class.
  
  
  
  Review Configuration:
  
  Check the configuration settings related to the forwarding method in the relevant customizing transactions (e.g., SPRO).
  Ensure that the forwarding method is correctly assigned to the appropriate class.
  
  
  
  Transport Management:
  
  If the issue arose after a transport, verify that all necessary objects were included in the transport request.
  Check the transport logs for any errors or warnings.
  
  
  
  Debugging:
  
  If you have access to the system, you can use the debugger to trace where the error occurs and gather more information about the context in which the error is raised.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific module you are working with to see if there are any known issues or additional steps required.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if this is a production issue.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Community Forums: Look for discussions in SAP Community or other forums where similar issues may have been discussed.
  Version Specifics: Ensure that you are aware of the specific version of SAP you are using, as solutions may vary between versions.
  
  By following these steps, you should be able to identify the cause of the EMMA149 error and implement a solution.