尝试运行Java程序时出现以下错误:

java.lang.ExceptionInInitializerError
   at b.a.a.b.<clinit>(Unknown Source)
   at pcloud.systemtray.ASPAgent.<clinit>(Unknown Source)
   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)
   at com.install4j.runtime.launcher.WinLauncher.main(Unknown Source)
Caused by: java.lang.NullPointerException
   at b.a.f.a.<clinit>(Unknown Source)
   ... 9 more

我不知道是什么原因引起的或如何解决。
我安装了Java 7 u65,该程序可在其他PC上运行。

最佳答案

尝试重新更新jdownloader,可能是缺少类文件,因为原始更新出错了。

Start menu > jdownloader > updater.jar

07-24 09:45
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