SAP Message CACSOA009 - Method '&1' is not valid in applicion plug '&2'

Diagnosis
The system has been instructed to execute a method
of the application plug in the connectedapplication. However, the configuration of application plug '&V2&' forthe 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.

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