zhong124 发表于 2013-4-3 10:53

m文件打开时,系统提示找不到指定的路径 然后窗口报错

在命令窗口显示如下语句,是什么意思啊?

Exception occurred during event dispatching:
java.lang.NullPointerException
      at java.io.File.<init>(Unknown Source)
      at com.mathworks.jmi.MatlabPath.getValidPathEntryParent(MatlabPath.java:760)
      at com.mathworks.mlwidgets.dialog.PathChange.handleReply(PathChange.java:244)
      at com.mathworks.mlwidgets.dialog.PathChange.showChangePathDialog(PathChange.java:237)
      at com.mathworks.mlwidgets.dialog.PathChange.dispatchAction(PathChange.java:182)
      at com.mathworks.mlwidgets.dialog.PathChange.access$000(PathChange.java:35)
      at com.mathworks.mlwidgets.dialog.PathChange$1$1.run(PathChange.java:146)
      at java.awt.event.InvocationEvent.dispatch(Unknown Source)
      at java.awt.EventQueue.dispatchEvent(Unknown Source)
      at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
      at java.awt.EventDispatchThread.pumpEventsForFilter(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)

希望得到大家的帮助,在这里先谢谢大家了!
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