Socket failure at CRYPTOGRAPHY

[Kronzii88]

I got error when i want to re run my program

here's my instance to build the web app whatsapp:

Whatsapp.webBuilder()
.serializer(new DefaultControllerSerializer(Path.of("C:\whatsapp4j")))
.lastConnection()
.errorHandler(ErrorHandler.toTerminal())
.build()
.addLoggedInListener(whatsapp -> System.out.println("someone sent message !"))
.addListener(new MyListener())
.addNewMessageListener(Test::onSendMessage)
.connectAndAwait()
.join();

please for anyone could give me some solution, thankyou