How To Fix CACSOA009 - Method '&1' is not valid in applicion plug '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: CACSOA - FOA: Messages Related to Object Assignments

• Message number: 009

• Message text: Method '&1' is not valid in applicion plug '&2'

What causes this issue?

The system has been instructed to execute a <DS:DE.CACSOAPLUGMETH>method
</> of the <DS:DE.CACSOAPLUG>application plug</> in the connected
application. However, the configuration of application plug '&V2&' for
the assignment type of the worklist has no entry for the method '&V1&'.
This means that further processing is not possible.

System Response

Processing is terminated without further results.

How to fix this error?

Check the configuration of the assignment type selected in the worklist.
The settings for the methods to be called in the application plug may be
incomplete.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CACSOA009 - Method '&1' is not valid in applicion plug '&2' ?

  The SAP error message CACSOA009 indicates that a method specified in your application is not valid for the given application plug. This error typically arises in the context of SAP's Composite Application Framework (CAF) or when working with Service-Oriented Architecture (SOA) components.
  Cause:
  
  Invalid Method Name: The method name specified in the request does not exist or is misspelled.
  Incorrect Application Plug: The application plug specified does not support the method being called.
  Configuration Issues: There may be configuration issues in the service definitions or the application plug settings.
  Version Mismatch: The version of the application plug may not support the method being invoked.
  
  Solution:
  
  Check Method Name: Verify that the method name (&1) is correctly spelled and exists in the application plug (&2). Ensure that you are using the correct case, as method names are often case-sensitive.
  Review Application Plug: Ensure that the application plug you are trying to use supports the method you are calling. You may need to consult the documentation or the service definition.
  Configuration Review: Check the configuration settings for the application plug and ensure that it is correctly set up to expose the required methods.
  Update or Patch: If there is a version mismatch, consider updating the application plug or the service to a version that supports the method.
  Consult Logs: Look at the application logs for more detailed error messages that might provide additional context about the failure.
  Testing: If possible, test the method call in a development environment to isolate the issue.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the Composite Application Framework or the specific application plug you are working with for detailed information on supported methods.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they found.
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message CACSOA009.
  
  If the problem persists after following these steps, consider reaching out to SAP support for further assistance.