lumaqq可以启动了，但运行时出现如下错误，请luma兄和大家帮个忙

well

well@well:~$ lumaqq
well@well:~$ Exception in thread "main" java.lang.NullPointerException
        at edu.tsinghua.lumaqq.ui.helper.OptionHelper.isOnTop(OptionHelper.java:718)
        at edu.tsinghua.lumaqq.ui.MainShell.initShell(MainShell.java:816)
        at edu.tsinghua.lumaqq.ui.MainShell.initLayout(MainShell.java:604)
        at edu.tsinghua.lumaqq.ui.MainShell.initialize(MainShell.java:190)
        at edu.tsinghua.lumaqq.ui.MainShell.setClient(MainShell.java:302)
        at edu.tsinghua.lumaqq.LumaQQ.main(LumaQQ.java:149)

well

下载了lumaqq2006,直接解开就能用了