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Exception while loading applet

Yamini Sundar
Greenhorn

Joined: Jul 22, 2008
Posts: 3
The below exception is displaying in the java console while loading the applet and this exception is happening in some machines and in other machines this exception not coming and applet is loading correctly, Please help me whether it is related to any security issue or need to change the code.

java.security.PrivilegedActionException: java.lang.reflect.InvocationTargetException
at java.security.AccessController.doPrivileged(Native Method)
at sun.plugin.liveconnect.SecureInvocation$2.run(Unknown Source)
at java.security.AccessController.doPrivileged(Native Method)
at sun.plugin.liveconnect.SecureInvocation.CallMethod(Unknown Source)
at sun.plugin.liveconnect.SecureInvocation.access$300(Unknown Source)
at sun.plugin.liveconnect.SecureInvocation$CallMethodThread.run(Unknown Source)
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at sun.plugin.javascript.invoke.JSInvoke.invoke(Unknown Source)
at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at sun.plugin.javascript.JSClassLoader.invoke(Unknown Source)
at sun.plugin.liveconnect.PrivilegedCallMethodAction.run(Unknown Source)
... 6 more
Caused by: java.lang.NullPointerException
at sun.font.FontManager.getFont2D(Native Method)
at sun.font.FontDesignMetrics.initMatrixAndMetrics(Unknown Source)
at sun.font.FontDesignMetrics.<init>(Unknown Source)
at sun.java2d.SunGraphics2D.makeFontMetrics(Unknown Source)
at sun.java2d.SunGraphics2D.getFontMetrics(Unknown Source)
at com.scand.jtree.z.X(Unknown Source)
at com.scand.jtree.TreeCtrl.getPreferredSize(Unknown Source)
at com.scand.jtree.w.XY(Unknown Source)
at com.scand.jtree.TreeApplet.insertNewRoot(Unknown Source)
at com.scand.jtree.TreeApplet.insertNewRoot(Unknown Source)
... 16 more
Exception in thread "AWT-EventQueue-2" java.lang.NullPointerException
at sun.font.FontManager.getFont2D(Native Method)
at sun.font.FontDesignMetrics.initMatrixAndMetrics(Unknown Source)
at sun.font.FontDesignMetrics.<init>(Unknown Source)
at sun.java2d.SunGraphics2D.makeFontMetrics(Unknown Source)
at sun.java2d.SunGraphics2D.getFontMetrics(Unknown Source)
at com.scand.jtree.z.X(Unknown Source)
at com.scand.jtree.TreeCtrl.getPreferredSize(Unknown Source)
at com.scand.jtree.w.XY(Unknown Source)
at com.scand.jtree.TreeCtrl.wy(Unknown Source)
at com.scand.jtree.TreeCtrl.paint(Unknown Source)
at sun.awt.RepaintArea.paintComponent(Unknown Source)
at sun.awt.RepaintArea.paint(Unknown Source)
at sun.awt.windows.WComponentPeer.handleEvent(Unknown Source)
at java.awt.Component.dispatchEventImpl(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)
Exception in thread "AWT-EventQueue-2" java.lang.NullPointerException
at sun.font.FontManager.getFont2D(Native Method)
at sun.font.FontDesignMetrics.initMatrixAndMetrics(Unknown Source)
at sun.font.FontDesignMetrics.<init>(Unknown Source)
at sun.java2d.SunGraphics2D.makeFontMetrics(Unknown Source)
at sun.java2d.SunGraphics2D.getFontMetrics(Unknown Source)
at com.scand.jtree.z.Z(Unknown Source)
at com.scand.jtree.z.V(Unknown Source)
at com.scand.jtree.TreeCtrl.paint(Unknown Source)
at sun.awt.RepaintArea.paintComponent(Unknown Source)
at sun.awt.RepaintArea.paint(Unknown Source)
at sun.awt.windows.WComponentPeer.handleEvent(Unknown Source)
at java.awt.Component.dispatchEventImpl(Unknown Source)
at java.awt.Container.dispatchEventImpl(Unknown Source)
at java.awt.Component.dispatchEvent(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)
Ulf Dittmer
Marshal

Joined: Mar 22, 2005
Posts: 41571
    
  54
Please do not post the same question to multiple times.

Let's continue the discussion in this duplicate thread, where you got an answer already.


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subject: Exception while loading applet