关于wrapper，空指针异常，Win32ShellFolder2，谢谢！

天水笑微 2015-01-30 04:41:28

写了一个接收移动终端连接，并读取本地磁盘上资源文件的应用，打jar包用wrapper添加到服务。
直接运行app.bat正常工作

添加到服务后启动一切正确，但是运行时总读不到磁盘信息，空指针异常。但是log里面出错太笼统，.Win32ShellFolder2.是个什么东东啊，可能是什么原因呢，大神指点一二啊，弄了好久~~~~(>_<)~~~~

logs信息如下：
INFO | jvm 1 | 2015/01/30 15:34:51 | 查询服务器正在等待连接...
INFO | jvm 1 | 2015/01/30 15:34:51 | getDisk
INFO | jvm 1 | 2015/01/30 15:34:51 | Exception in thread "Thread-10" java.lang.NullPointerException
INFO | jvm 1 | 2015/01/30 15:34:51 | at sun.awt.shell.Win32ShellFolder2.access$200(Unknown Source)
INFO | jvm 1 | 2015/01/30 15:34:51 | at sun.awt.shell.Win32ShellFolder2$1.call(Unknown Source)
INFO | jvm 1 | 2015/01/30 15:34:51 | at sun.awt.shell.Win32ShellFolder2$1.call(Unknown Source)
INFO | jvm 1 | 2015/01/30 15:34:51 | at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)
INFO | jvm 1 | 2015/01/30 15:34:51 | at java.util.concurrent.FutureTask.run(Unknown Source)
INFO | jvm 1 | 2015/01/30 15:34:51 | at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
INFO | jvm 1 | 2015/01/30 15:34:51 | at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
INFO | jvm 1 | 2015/01/30 15:34:51 | at sun.awt.shell.Win32ShellFolderManager2$ComInvoker$3.run(Unknown Source)
INFO | jvm 1 | 2015/01/30 15:34:51 | at java.lang.Thread.run(Unknown Source)

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