private void cleanUp() throws Exception {
    config.unregisterAETitle("DCM4CHEE");
    config.unregisterAETitle("DCM4CHEE_ADMIN");
    for (String aet : OTHER_AES) config.unregisterAETitle(aet);

    try {
      config.removeDevice("dcm4chee-arc");
    } catch (ConfigurationNotFoundException e) {
    }
    try {
      config.removeDevice("hl7rcv");
    } catch (ConfigurationNotFoundException e) {
    }
    for (String name : OTHER_DEVICES)
      try {
        config.removeDevice(name);
      } catch (ConfigurationNotFoundException e) {
      }
  }