android.support.v4.app.Fragment$InstantiationException

Unable to instantiate fragment com.wenming.weiswift.ui.login.activity.MainActivity$6: make sure class name exists, is public, and has an empty constructor that is public

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    • android.support.v4.app.Fragment$InstantiationException: Unable to instantiate fragment com.wenming.weiswift.ui.login.activity.MainActivity$6: make sure class name exists, is public, and has an empty constructor that is public at android.support.v4.app.Fragment.instantiate(Fragment.java:435) at android.support.v4.app.FragmentState.instantiate(Fragment.java:102) at android.support.v4.app.FragmentManagerImpl.restoreAllState(FragmentManager.java:1952) at android.support.v4.app.FragmentController.restoreAllState(FragmentController.java:144) at android.support.v4.app.FragmentActivity.onCreate(FragmentActivity.java:307) at android.support.v7.app.AppCompatActivity.onCreate(AppCompatActivity.java:84) at com.wenming.weiswift.ui.login.activity.MainActivity.onCreate(MainActivity.java:110) at android.app.Activity.performCreate(Activity.java:6876) at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1135) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3206) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3349) at android.app.ActivityThread.handleRelaunchActivity(ActivityThread.java:5382) at android.app.ActivityThread.access$1200(ActivityThread.java:221) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1800) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:158) at android.app.ActivityThread.main(ActivityThread.java:7224) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1230) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1120) at de.robv.android.xposed.XposedBridge.main(XposedBridge.java:134) Caused by: java.lang.IllegalAccessException: java.lang.Class<com.wenming.weiswift.ui.login.activity.MainActivity$6> is not accessible from java.lang.Class<android.support.v4.app.Fragment> at java.lang.Class.newInstance(Native Method) at android.support.v4.app.Fragment.instantiate(Fragment.java:420) ... 20 more

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