我一运行 jbuilder 的crack程序就出下面的错,是怎么回事啊？

newman0708

我装的是jdk1.6.0_01,环境变量设置过了，

java -jar jbcrack.jar


下面是报错信息:

java.lang.NullPointerException
        at javax.swing.plaf.synth.SynthLookAndFeel$AATextListener.propertyChange(SynthLookAndFeel.java:789)        at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:339)        at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:347)        at java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:276)        at java.awt.Toolkit.setDesktopProperty(Toolkit.java:1784)
        at sun.awt.SunToolkit.fireDesktopFontPropertyChanges(SunToolkit.java:1698)        at sun.awt.SunToolkit.setAAFontSettingsCondition(SunToolkit.java:1743)
        at sun.swing.SwingUtilities2$AATextInfo.getAATextInfo(SwingUtilities2.java:119)        at com.sun.java.swing.plaf.gtk.GTKLookAndFeel.initComponentDefaults(GTKLookAndFeel.java:1253)        at com.sun.java.swing.plaf.gtk.GTKLookAndFeel.getDefaults(GTKLookAndFeel.java:289)        at javax.swing.UIManager.setLookAndFeel(UIManager.java:537)
        at javax.swing.UIManager.setLookAndFeel(UIManager.java:581)
        at jblicensekeygen.JBLicenseKeyGen.main(JBLicenseKeyGen.java:39)
Exception in thread "main" java.lang.NullPointerException
        at javax.swing.MultiUIDefaults.getUIError(MultiUIDefaults.java:117)
        at javax.swing.UIDefaults.getUI(UIDefaults.java:736)
        at javax.swing.UIManager.getUI(UIManager.java:1012)
        at javax.swing.JPanel.updateUI(JPanel.java:109)
        at javax.swing.JPanel.<init>(JPanel.java:69)
        at javax.swing.JPanel.<init>(JPanel.java:92)
        at javax.swing.JPanel.<init>(JPanel.java:100)
        at javax.swing.JRootPane.createGlassPane(JRootPane.java:527)
        at javax.swing.JRootPane.<init>(JRootPane.java:347)
        at javax.swing.JFrame.createRootPane(JFrame.java:260)
        at javax.swing.JFrame.frameInit(JFrame.java:241)
        at javax.swing.JFrame.<init>(JFrame.java:164)
        at jblicensekeygen.JBLicenseKeyGenFrame.<init>(JBLicenseKeyGenFrame.java:82)        at jblicensekeygen.JBLicenseKeyGen.<init>(JBLicenseKeyGen.java:19)
        at jblicensekeygen.JBLicenseKeyGen.main(JBLicenseKeyGen.java:45)
Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException
        at com.sun.java.swing.plaf.gtk.GTKLookAndFeel.initSystemColorDefaults(GTKLookAndFeel.java:1262)        at com.sun.java.swing.plaf.gtk.GTKLookAndFeel.loadStyles(GTKLookAndFeel.java:1504)        at com.sun.java.swing.plaf.gtk.GTKLookAndFeel.access$000(GTKLookAndFeel.java:37)        at com.sun.java.swing.plaf.gtk.GTKLookAndFeel$WeakPCL$1.run(GTKLookAndFeel.java:1444)        at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
        at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273)        at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183)        at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:173)        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:168)        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:160)        at java.awt.EventDispatchThread.run(EventDispatchThread.java:121)
Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException
        at com.sun.java.swing.plaf.gtk.GTKLookAndFeel.initSystemColorDefaults(GTKLookAndFeel.java:1262)        at com.sun.java.swing.plaf.gtk.GTKLookAndFeel.loadStyles(GTKLookAndFeel.java:1504)        at com.sun.java.swing.plaf.gtk.GTKLookAndFeel.access$000(GTKLookAndFeel.java:37)        at com.sun.java.swing.plaf.gtk.GTKLookAndFeel$WeakPCL$1.run(GTKLookAndFeel.java:1444)        at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
        at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
        at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:273)        at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:183)        at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:173)        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:168)        at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:160)        at java.awt.EventDispatchThread.run(EventDispatchThread.java:121)

xianfei520

顶下 搂住我也想知道原因