public void eventSSDPAlive(String usn, String udn, String nt, String maxAge, URL location) {
InternetGatewayDevice[] newIGD = { null };
boolean error = false;
String errorMsg = null;
try {
newIGD[0] = new InternetGatewayDevice(new UPNPRootDevice(location, maxAge, "", usn, udn));
} catch (UnsupportedOperationException e) {
error = true;
errorMsg = e.getMessage();
} catch (MalformedURLException e) {
error = true;