java.lang.SecurityException
        at org.netbeans.TopSecurityManager.checkSystemClipboardAccess(TopSecurityManager.java:419)
        at sun.awt.X11.XToolkit.getSystemClipboard(XToolkit.java:762)
        at javax.swing.TransferHandler$TransferAction.getClipboard(TransferHandler.java:856)
        at javax.swing.TransferHandler$TransferAction.actionPerformed(TransferHandler.java:822)
        at org.netbeans.TopSecurityManager.makeSwingUseSpecialClipboard(TopSecurityManager.java:433)
        at org.netbeans.core.NonGui.run(NonGui.java:433)
        at org.netbeans.core.Main.run(Main.java:168)
        at org.netbeans.core.NbTopManager.getNbTopManager(NbTopManager.java:232)
        at org.netbeans.core.NbTopManager.get(NbTopManager.java:187)
        at org.netbeans.core.Main.start(Main.java:310)
        at org.netbeans.core.TopThreadGroup.run(TopThreadGroup.java:90)
        at java.lang.Thread.run(Thread.java:595)