java.lang.RuntimeException: Unable to instantiate activity null: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String android.content.ComponentName.getClassName()' on a null object reference
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3647)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3904)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:103)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2259)
at android.os.Handler.dispatchMessage(Handler.java:106)
at android.os.Looper.loopOnce(Looper.java:210)
at android.os.Looper.loop(Looper.java:299)
at android.app.ActivityThread.main(ActivityThread.java:8103)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:556)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1045)
Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String android.content.ComponentName.getClassName()' on a null object reference
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3635)