Bonjour à tous!
J'ai téléchargé Netbeans 11.3 et en compilant mon premier projet, il y a une suite d'erreurs que je n'arrive pas à comprendre malheureusement.
Je place ici le résultat de la compilation.

Code : Sélectionner tout - Visualiser dans une fenêtre à part
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ant -f E:\\PROGRAMMATION\\JAVA\\PERFOMAX\\JavaFXApplication2 jfxsa-run
jfxsa-run:
Warning: java executable not found in JDK, evaluating java executable in RT instead.
Warning: java executable not found in JDK, evaluating java executable in RT instead.
Warning: java executable not found in JDK, evaluating java executable in RT instead.
init:
Deleting: E:\PROGRAMMATION\JAVA\PERFOMAX\JavaFXApplication2\build\built-jar.properties
deps-jar:
Updating property file: E:\PROGRAMMATION\JAVA\PERFOMAX\JavaFXApplication2\build\built-jar.properties
compile:
Deleting directory E:\PROGRAMMATION\JAVA\PERFOMAX\JavaFXApplication2\dist\lib
Copying 3 files to E:\PROGRAMMATION\JAVA\PERFOMAX\JavaFXApplication2\dist\lib
Detected JavaFX Ant API version 1.3
jfx-deployment:
deploy:
jar:
Copying 6 files to E:\PROGRAMMATION\JAVA\PERFOMAX\JavaFXApplication2\dist\run234233065
jfx-project-run:
Executing E:\PROGRAMMATION\JAVA\PERFOMAX\JavaFXApplication2\dist\run234233065\JavaFXApplication2.jar using platform C:\Program Files\Java\jdk-10.0.2/bin/java
Exception in Application start method
Exception in thread "JavaFX Application Thread" java.lang.NoClassDefFoundError: com/sun/javafx/scene/control/skin/ButtonSkin
	at java.base/java.lang.ClassLoader.defineClass1(Native Method)
	at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1009)
	at java.base/java.security.SecureClassLoader.defineClass(SecureClassLoader.java:174)
	at java.base/jdk.internal.loader.BuiltinClassLoader.defineClass(BuiltinClassLoader.java:801)
	at java.base/jdk.internal.loader.BuiltinClassLoader.findClassOnClassPathOrNull(BuiltinClassLoader.java:699)
	at java.base/jdk.internal.loader.BuiltinClassLoader.loadClassOrNull(BuiltinClassLoader.java:622)
	at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:580)
	at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:190)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:499)
	at java.base/java.lang.Class.forName0(Native Method)
	at java.base/java.lang.Class.forName(Class.java:374)
	at javafx.controls/javafx.scene.control.Control.loadClass(Control.java:130)
	at javafx.controls/javafx.scene.control.Control.loadSkinClass(Control.java:720)
	at javafx.controls/javafx.scene.control.Control$5.invalidated(Control.java:680)
	at javafx.base/javafx.beans.property.StringPropertyBase.markInvalid(StringPropertyBase.java:110)
	at javafx.base/javafx.beans.property.StringPropertyBase.set(StringPropertyBase.java:145)
	at javafx.graphics/javafx.css.StyleableStringProperty.set(StyleableStringProperty.java:83)
	at javafx.controls/javafx.scene.control.Control$5.set(Control.java:672)
	at javafx.graphics/javafx.css.StyleableStringProperty.applyStyle(StyleableStringProperty.java:69)
	at javafx.graphics/javafx.css.StyleableStringProperty.applyStyle(StyleableStringProperty.java:45)
	at javafx.graphics/javafx.scene.CssStyleHelper.transitionToState(CssStyleHelper.java:823)
	at javafx.graphics/javafx.scene.Node.doProcessCSS(Node.java:9633)
	at javafx.graphics/javafx.scene.Node.access$900(Node.java:398)
	at javafx.graphics/javafx.scene.Node$1.doProcessCSS(Node.java:471)
	at javafx.graphics/com.sun.javafx.scene.NodeHelper.processCSSImpl(NodeHelper.java:206)
	at javafx.graphics/com.sun.javafx.scene.ParentHelper.superProcessCSSImpl(ParentHelper.java:95)
	at javafx.graphics/com.sun.javafx.scene.ParentHelper.superProcessCSS(ParentHelper.java:65)
	at javafx.graphics/javafx.scene.Parent.doProcessCSS(Parent.java:1373)
	at javafx.graphics/javafx.scene.Parent.access$400(Parent.java:81)
	at javafx.graphics/javafx.scene.Parent$1.doProcessCSS(Parent.java:127)
	at javafx.graphics/com.sun.javafx.scene.ParentHelper.processCSSImpl(ParentHelper.java:100)
	at javafx.controls/com.sun.javafx.scene.control.ControlHelper.superProcessCSSImpl(ControlHelper.java:63)
	at javafx.controls/com.sun.javafx.scene.control.ControlHelper.superProcessCSS(ControlHelper.java:55)
	at javafx.controls/javafx.scene.control.Control.doProcessCSS(Control.java:900)
	at javafx.controls/javafx.scene.control.Control.access$000(Control.java:83)
	at javafx.controls/javafx.scene.control.Control$1.doProcessCSS(Control.java:89)
	at javafx.controls/com.sun.javafx.scene.control.ControlHelper.processCSSImpl(ControlHelper.java:67)
	at javafx.graphics/com.sun.javafx.scene.NodeHelper.processCSS(NodeHelper.java:147)
	at javafx.graphics/javafx.scene.Node.processCSS(Node.java:9515)
	at javafx.graphics/javafx.scene.Node.processCSS(Node.java:9508)
	at javafx.graphics/javafx.scene.Scene.doCSSPass(Scene.java:583)
	at javafx.graphics/javafx.scene.Scene.access$3500(Scene.java:173)
	at javafx.graphics/javafx.scene.Scene$ScenePulseListener.pulse(Scene.java:2502)
	at javafx.graphics/com.sun.javafx.tk.Toolkit.lambda$runPulse$2(Toolkit.java:410)
	at java.base/java.security.AccessController.doPrivileged(Native Method)
	at javafx.graphics/com.sun.javafx.tk.Toolkit.runPulse(Toolkit.java:409)
	at javafx.graphics/com.sun.javafx.tk.Toolkit.firePulse(Toolkit.java:436)
	at javafx.graphics/com.sun.javafx.tk.quantum.QuantumToolkit.pulse(QuantumToolkit.java:518)
	at javafx.graphics/com.sun.javafx.tk.quantum.QuantumToolkit.pulse(QuantumToolkit.java:498)
	at javafx.graphics/com.sun.javafx.tk.quantum.QuantumToolkit.pulseFromQueue(QuantumToolkit.java:491)
	at javafx.graphics/com.sun.javafx.tk.quantum.QuantumToolkit.lambda$runToolkit$11(QuantumToolkit.java:319)
	at javafx.graphics/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:96)
	at javafx.graphics/com.sun.glass.ui.win.WinApplication._runLoop(Native Method)
	at javafx.graphics/com.sun.glass.ui.win.WinApplication.lambda$runLoop$3(WinApplication.java:175)
	at java.base/java.lang.Thread.run(Thread.java:844)
Caused by: java.lang.ClassNotFoundException: com.sun.javafx.scene.control.skin.ButtonSkin
	at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:582)
	at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:190)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:499)
	... 55 more
java.lang.reflect.InvocationTargetException
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:564)
	at javafx.graphics/com.sun.javafx.application.LauncherImpl.launchApplicationWithArgs(LauncherImpl.java:473)
	at javafx.graphics/com.sun.javafx.application.LauncherImpl.launchApplication(LauncherImpl.java:372)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:564)
	at java.base/sun.launcher.LauncherHelper$FXHelper.main(LauncherHelper.java:941)
Caused by: java.lang.RuntimeException: Exception in Application start method
	at javafx.graphics/com.sun.javafx.application.LauncherImpl.launchApplication1(LauncherImpl.java:973)
	at javafx.graphics/com.sun.javafx.application.LauncherImpl.lambda$launchApplication$2(LauncherImpl.java:198)
	at java.base/java.lang.Thread.run(Thread.java:844)
Caused by: java.lang.NoClassDefFoundError: com/sun/javafx/scene/control/skin/ButtonSkin
	at java.base/java.lang.ClassLoader.defineClass1(Native Method)
	at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1009)
	at java.base/java.security.SecureClassLoader.defineClass(SecureClassLoader.java:174)
	at java.base/jdk.internal.loader.BuiltinClassLoader.defineClass(BuiltinClassLoader.java:801)
	at java.base/jdk.internal.loader.BuiltinClassLoader.findClassOnClassPathOrNull(BuiltinClassLoader.java:699)
	at java.base/jdk.internal.loader.BuiltinClassLoader.loadClassOrNull(BuiltinClassLoader.java:622)
	at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:580)
	at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:190)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:499)
	at java.base/java.lang.Class.forName0(Native Method)
	at java.base/java.lang.Class.forName(Class.java:374)
	at javafx.controls/javafx.scene.control.Control.loadClass(Control.java:130)
	at javafx.controls/javafx.scene.control.Control.loadSkinClass(Control.java:720)
	at javafx.controls/javafx.scene.control.Control$5.invalidated(Control.java:680)
	at javafx.base/javafx.beans.property.StringPropertyBase.markInvalid(StringPropertyBase.java:110)
	at javafx.base/javafx.beans.property.StringPropertyBase.set(StringPropertyBase.java:145)
	at javafx.graphics/javafx.css.StyleableStringProperty.set(StyleableStringProperty.java:83)
	at javafx.controls/javafx.scene.control.Control$5.set(Control.java:672)
	at javafx.graphics/javafx.css.StyleableStringProperty.applyStyle(StyleableStringProperty.java:69)
	at javafx.graphics/javafx.css.StyleableStringProperty.applyStyle(StyleableStringProperty.java:45)
	at javafx.graphics/javafx.scene.CssStyleHelper.transitionToState(CssStyleHelper.java:823)
	at javafx.graphics/javafx.scene.Node.doProcessCSS(Node.java:9633)
	at javafx.graphics/javafx.scene.Node.access$900(Node.java:398)
	at javafx.graphics/javafx.scene.Node$1.doProcessCSS(Node.java:471)
	at javafx.graphics/com.sun.javafx.scene.NodeHelper.processCSSImpl(NodeHelper.java:206)
	at javafx.graphics/com.sun.javafx.scene.ParentHelper.superProcessCSSImpl(ParentHelper.java:95)
	at javafx.graphics/com.sun.javafx.scene.ParentHelper.superProcessCSS(ParentHelper.java:65)
	at javafx.graphics/javafx.scene.Parent.doProcessCSS(Parent.java:1373)
	at javafx.graphics/javafx.scene.Parent.access$400(Parent.java:81)
	at javafx.graphics/javafx.scene.Parent$1.doProcessCSS(Parent.java:127)
	at javafx.graphics/com.sun.javafx.scene.ParentHelper.processCSSImpl(ParentHelper.java:100)
	at javafx.controls/com.sun.javafx.scene.control.ControlHelper.superProcessCSSImpl(ControlHelper.java:63)
	at javafx.controls/com.sun.javafx.scene.control.ControlHelper.superProcessCSS(ControlHelper.java:55)
	at javafx.controls/javafx.scene.control.Control.doProcessCSS(Control.java:886)
	at javafx.controls/javafx.scene.control.Control.access$000(Control.java:83)
	at javafx.controls/javafx.scene.control.Control$1.doProcessCSS(Control.java:89)
	at javafx.controls/com.sun.javafx.scene.control.ControlHelper.processCSSImpl(ControlHelper.java:67)
	at javafx.graphics/com.sun.javafx.scene.NodeHelper.processCSS(NodeHelper.java:147)
	at javafx.graphics/javafx.scene.Parent.doProcessCSS(Parent.java:1404)
	at javafx.graphics/javafx.scene.Parent.access$400(Parent.java:81)
	at javafx.graphics/javafx.scene.Parent$1.doProcessCSS(Parent.java:127)
	at javafx.graphics/com.sun.javafx.scene.ParentHelper.processCSSImpl(ParentHelper.java:100)
	at javafx.graphics/com.sun.javafx.scene.NodeHelper.processCSS(NodeHelper.java:147)
	at javafx.graphics/javafx.scene.Node.processCSS(Node.java:9515)
	at javafx.graphics/javafx.scene.Scene.doCSSPass(Scene.java:583)
	at javafx.graphics/javafx.scene.Scene.preferredSize(Scene.java:1770)
	at javafx.graphics/javafx.scene.Scene$2.preferredSize(Scene.java:394)
	at javafx.graphics/com.sun.javafx.scene.SceneHelper.preferredSize(SceneHelper.java:66)
	at javafx.graphics/javafx.stage.Window$12.invalidated(Window.java:1098)
	at javafx.base/javafx.beans.property.BooleanPropertyBase.markInvalid(BooleanPropertyBase.java:110)
	at javafx.base/javafx.beans.property.BooleanPropertyBase.set(BooleanPropertyBase.java:145)
	at javafx.graphics/javafx.stage.Window.setShowing(Window.java:1186)
	at javafx.graphics/javafx.stage.Window.show(Window.java:1201)
	at javafx.graphics/javafx.stage.Stage.show(Stage.java:277)
	at Main.start(Main.java:36)
	at javafx.graphics/com.sun.javafx.application.LauncherImpl.lambda$launchApplication1$9(LauncherImpl.java:919)
	at javafx.graphics/com.sun.javafx.application.PlatformImpl.lambda$runAndWait$11(PlatformImpl.java:449)
	at javafx.graphics/com.sun.javafx.application.PlatformImpl.lambda$runLater$9(PlatformImpl.java:418)
	at java.base/java.security.AccessController.doPrivileged(Native Method)
	at javafx.graphics/com.sun.javafx.application.PlatformImpl.lambda$runLater$10(PlatformImpl.java:417)
	at javafx.graphics/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:96)
	at javafx.graphics/com.sun.glass.ui.win.WinApplication._runLoop(Native Method)
	at javafx.graphics/com.sun.glass.ui.win.WinApplication.lambda$runLoop$3(WinApplication.java:175)
	... 1 more
Caused by: java.lang.ClassNotFoundException: com.sun.javafx.scene.control.skin.ButtonSkin
	at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:582)
	at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:190)
	at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:499)
	... 64 more
Exception running application Main
Java Result: 1
Deleting directory E:\PROGRAMMATION\JAVA\PERFOMAX\JavaFXApplication2\dist\run234233065
jfxsa-run-no-another-jvm:
BUILD SUCCESSFUL (total time: 3 seconds)