How To Fix SADL_GTK_GEN009 - The service &1 uses the wrong runtime class

SAP Error Message - Details

• Message type: E = Error

• Message class: SADL_GTK_GEN - SADL GTK Generation Messages

• Message number: 009

• Message text: The service &1 uses the wrong runtime class

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 SADL_GTK_GEN009 - The service &1 uses the wrong runtime class ?

  The SAP error message SADL_GTK_GEN009 indicates that there is an issue with the runtime class being used by a service in the SAP system. This error typically arises in the context of the SAP ABAP programming environment, particularly when working with the SAP Data Access Layer (SADL) and OData services.
  Cause:
  The error message SADL_GTK_GEN009 is triggered when:
  
  The service is configured to use a runtime class that is not compatible or is incorrect for the intended operation.
  There may be a mismatch between the service definition and the runtime class that is being used.
  The service might be referencing a class that does not exist or is not properly implemented.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Service Configuration:
  
  Go to the service definition in the SAP Gateway Service Builder (transaction code /IWFND/MAINT_SERVICE).
  Ensure that the service is correctly configured and that the runtime class specified is appropriate for the service.
  
  
  
  Verify Runtime Class:
  
  Check the runtime class associated with the service. You can do this by navigating to the service implementation in the Service Builder and reviewing the settings.
  Ensure that the runtime class is implemented correctly and is compatible with the service's requirements.
  
  
  
  Adjust the Implementation:
  
  If the runtime class is incorrect, you may need to adjust the implementation to use the correct class. This may involve modifying the service implementation or creating a new runtime class that meets the service's needs.
  
  
  
  Regenerate the Service:
  
  After making changes, regenerate the service to ensure that all components are updated. This can be done in the Service Builder.
  
  
  
  Check for Transport Issues:
  
  If the service was recently transported from another system, ensure that all dependencies and related objects were also transported correctly.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to SADL and OData services for any specific guidance or known issues that might relate to your situation.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the service to identify where the mismatch is occurring. This may involve checking the code in the runtime class and ensuring that it adheres to the expected interfaces and methods.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might 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 have found.
  Documentation: Review the official SAP documentation on SADL and OData services for best practices and configuration guidelines.
  
  By following these steps, you should be able to identify and resolve the issue causing the SADL_GTK_GEN009 error message in your SAP system.