Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException
        at sun.awt.shell.Win32ShellFolder2.getFileSystemPath(Unknown Source)
        at sun.awt.shell.Win32ShellFolder2.access$400(Unknown Source)
        at sun.awt.shell.Win32ShellFolder2$2.call(Unknown Source)
        at sun.awt.shell.Win32ShellFolder2$2.call(Unknown Source)
        at java.util.concurrent.FutureTask.run(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
        at sun.awt.shell.Win32ShellFolderManager2$ComInvoker$3.run(Unknown Sourc
e)
        at java.lang.Thread.run(Unknown Source)
按网上其他所说加上“swing-worker-1.1.jar”同样是上面的错误。

解决方案 »

  1.   

    一样的问题
    Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException
            at sun.awt.shell.Win32ShellFolder2.getFileSystemPath(Win32ShellFolder2.java:571)
            at sun.awt.shell.Win32ShellFolder2.access$400(Win32ShellFolder2.java:72)
            at sun.awt.shell.Win32ShellFolder2$2.call(Win32ShellFolder2.java:298)
            at sun.awt.shell.Win32ShellFolder2$2.call(Win32ShellFolder2.java:296)
            at java.util.concurrent.FutureTask.run(FutureTask.java:266)
            at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
            at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
            at sun.awt.shell.Win32ShellFolderManager2$ComInvoker$3.run(Win32ShellFolderManager2.java:547
    )
            at java.lang.Thread.run(Thread.java:745)
    求大神