未加载的类 - java.lang.ExceptionInInitializerError

Question

我已经从eclipse导入了一个工作项目到Android Studio，当我尝试在一些调试后运行android studio app crashesh时，我找到了原因。

我有一个名为Global的公共类，我存储了我在所有活动中经常需要的所有数据。

崩溃发生在：

Global.veriable = value;

在我的MainActivity上创建onCreate的开始。我尝试导入Global类，但结果是一样的。在调试中发现了这个：

未加载类。

例外：

  java.lang.ExceptionInInitializerError
            at si.comtron.tronpos.MainActivity.onCreate(MainActivity.java:172)
            at android.app.Activity.performCreate(Activity.java:5066)
            at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1101)
            at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2311)
            at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2391)
            at android.app.ActivityThread.access$600(ActivityThread.java:151)
            at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1335)
            at android.os.Handler.dispatchMessage(Handler.java:99)
            at android.os.Looper.loop(Looper.java:155)
            at android.app.ActivityThread.main(ActivityThread.java:5511)
            at java.lang.reflect.Method.invokeNative(Native Method)
            at java.lang.reflect.Method.invoke(Method.java:511)
            at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1029)
            at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:796)
            at dalvik.system.NativeStart.main(Native Method)
     Caused by: java.lang.ExceptionInInitializerError
            at si.comtron.tronpos.content.Global.<clinit>(Global.java:122)
            at si.comtron.tronpos.MainActivity.onCreate(MainActivity.java:172)
            at android.app.Activity.performCreate(Activity.java:5066)
            at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1101)
            at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2311)
            at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2391)
            at android.app.ActivityThread.access$600(ActivityThread.java:151)
            at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1335)
            at android.os.Handler.dispatchMessage(Handler.java:99)
            at android.os.Looper.loop(Looper.java:155)
            at android.app.ActivityThread.main(ActivityThread.java:5511)
            at java.lang.reflect.Method.invokeNative(Native Method)
            at java.lang.reflect.Method.invoke(Method.java:511)
            at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1029)
            at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:796)
            at dalvik.system.NativeStart.main(Native Method)
     Caused by: java.lang.ExceptionInInitializerError
            at org.spongycastle.jce.provider.BouncyCastleProvider.<clinit>(BouncyCastleProvider.java:51)
            at si.comtron.tronpos.content.Global.<clinit>(Global.java:122)
            at si.comtron.tronpos.MainActivity.onCreate(MainActivity.java:172)
            at android.app.Activity.performCreate(Activity.java:5066)
            at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1101)
            at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2311)
            at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2391)
            at android.app.ActivityThread.access$600(ActivityThread.java:151)
            at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1335)
            at android.os.Handler.dispatchMessage(Handler.java:99)
            at android.os.Looper.loop(Looper.java:155)
            at android.app.ActivityThread.main(ActivityThread.java:5511)
            at java.lang.reflect.Method.invokeNative(Native Method)
            at java.lang.reflect.Method.invoke(Method.java:511)
            at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1029)
            at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:796)
            at dalvik.system.NativeStart.main(Native Method)
     Caused by: java.lang.NoClassDefFoundError: org.spongycastle.util.Strings
            at org.spongycastle.jcajce.provider.config.ProviderConfigurationPermission.calculateMask(ProviderConfigurationPermission.java:64)
            at org.spongycastle.jcajce.provider.config.ProviderConfigurationPermission.<init>(ProviderConfigurationPermission.java:58)
            at org.spongycastle.jce.provider.BouncyCastleProviderConfiguration.<clinit>(BouncyCastleProviderConfiguration.java:16)
            at org.spongycastle.jce.provider.BouncyCastleProvider.<clinit>(BouncyCastleProvider.java:51)
            at si.comtron.tronpos.content.Global.<clinit>(Global.java:122)
            at si.comtron.tronpos.MainActivity.onCreate(MainActivity.java:172)
            at android.app.Activity.performCreate(Activity.java:5066)
            at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1101)
            at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2311)
            at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2391)
            at android.app.ActivityThread.access$600(ActivityThread.java:151)
            at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1335)
            at android.os.Handler.dispatchMessage(Handler.java:99)
            at android.os.Looper.loop(Looper.java:155)
            at android.app.ActivityThread.main(ActivityThread.java:5511)
            at java.lang.reflect.Method.invokeNative(Native Method)
            at java.lang.reflect.Method.invoke(Method.java:511)
            at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1029)
            at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:796)
            at dalvik.system.NativeStart.main(Native Method)