不明白拋出的錯誤 JavaFX javafx.fxml.LoadException [英]Do not understand the errors being throw JavaFX javafx.fxml.LoadException
NetBeans Standard FXML應用程序的JavaFX錯誤-.fxml文件的Nullpointer [英]JavaFX Error with Netbeans Standard FXML application - Nullpointer for .fxml file