Java Multipleclients - server javafx
问题 I have to create an electronic mail with JavaFX using socket, FXML. I need to create one server and 3 clients that are my three accounts and they must start in parallel. Every client must have an associated thread but my problem is: when I start the first client it works, so the FXML file opens. But when I try to open the second client Intellij shows a pop-up that says to me: Stop And Rerun. In my FXML I have a connect button in which I must choose one of my accounts and then my server says