After the creation of a PETA configuration, it has to be set as the project's default configuration. This is done by selecting the project in the Package Explorer view, right clicking and selecting Properties from the context menu. In the properties wizard, click on PETA Project settings and set the PETA base path to peta , the Project setup to the setup Simulated of the Project configuration config which has been defined before.

Now, all defined actors are available in the test cases.