Caused by: java.lang.NoSuchMethodError: com.sun.javafx.css.StyleManager.getPseudoclassMask(Ljava/lang/String;)J
at javafx.scene.control.Dialogs$FXDialog$RootPane.(Dialogs.java:1310)
at javafx.scene.control.Dialogs$FXDialog.(Dialogs.java:1131)
at javafx.scene.control.Dialogs$FXDialog.(Dialogs.java:1088)
at javafx.scene.control.Dialogs$DialogTemplate.(Dialogs.java:616)
at javafx.scene.control.Dialogs.showSimpleContentDialog(Dialogs.java:494)
at javafx.scene.control.Dialogs.showConfirmDialog(Dialogs.java:226)
NoSuchMethodError: com.sun.javafx.css.StyleManager.getPseudoclassMask(Ljava/lang/String;)J
Caused by: java.lang.NoSuchMethodError: com.sun.javafx.css.StyleManager.getPseudoclassMask(Ljava/lang/String;)J at javafx.scene.control.Dialogs$FXDialog$RootPane.(Dialogs.java:1310)
at javafx.scene.control.Dialogs$FXDialog.(Dialogs.java:1131)
at javafx.scene.control.Dialogs$FXDialog.(Dialogs.java:1088)
at javafx.scene.control.Dialogs$DialogTemplate.(Dialogs.java:616)
at javafx.scene.control.Dialogs.showSimpleContentDialog(Dialogs.java:494)
at javafx.scene.control.Dialogs.showConfirmDialog(Dialogs.java:226)