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。
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。
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