Ajuda com tutorial SwingBean Formulario Simples

Exception in thread “main” java.lang.NoClassDefFoundError: com/jgoodies/validation/ValidationResult

at java.lang.Class.getDeclaredMethods0(Native Method)

at java.lang.Class.privateGetDeclaredMethods(Class.java:2427)

at java.lang.Class.getDeclaredMethod(Class.java:1935)

at java.awt.Component.isCoalesceEventsOverriden(Component.java:5726)

at java.awt.Component.access$100(Component.java:162)

at java.awt.Component$2.run(Component.java:5680)

at java.awt.Component$2.run(Component.java:5678)

at java.security.AccessController.doPrivileged(Native Method)

at java.awt.Component.checkCoalescing(Component.java:5677)

at java.awt.Component.(Component.java:5646)

at java.awt.Container.(Container.java:245)

at javax.swing.JComponent.(JComponent.java:581)

at javax.swing.JPanel.(JPanel.java:65)

at javax.swing.JPanel.(JPanel.java:92)

at javax.swing.JPanel.(JPanel.java:100)

at org.swingBean.gui.JBeanPanel.(JBeanPanel.java:63)

at org.swingBean.gui.JBeanPanel.(JBeanPanel.java:56)

at modelo.SimpleForm.main(SimpleForm.java:43)

Caused by: java.lang.ClassNotFoundException: com.jgoodies.validation.ValidationResult

at java.net.URLClassLoader$1.run(URLClassLoader.java:200)

at java.security.AccessController.doPrivileged(Native Method)

at java.net.URLClassLoader.findClass(URLClassLoader.java:188)

at java.lang.ClassLoader.loadClass(ClassLoader.java:306)

at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:276)

at java.lang.ClassLoader.loadClass(ClassLoader.java:251)

at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)

… 18 more

Java Result: 1