WIN7怎麼使用Flashtool？（確定有裝java）

他會跑出下面這串

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java.lang.NullPointerException
at gui.FlasherGUI.initLogger(FlasherGUI.java:114)
at gui.FlasherGUI.main(FlasherGUI.java:142)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.exe4j.runtime.LauncherEngine.launch(Unknown Source)
at com.exe4j.runtime.WinLauncher.main(Unknown Source)


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