CWZTS2008E The operation in the `0` Verify Event task for is not valid.

Explanation
The operation that the Verify Event task refers to has been deleted or changed.
User response
Double-click the error message to get to the Test Cases page in the Test Suite editor. If the operation was deleted, delete the Verify Event task. If the operation was changed, change the Verify Event task so that it refers to the new operation.