#0. Crashed: main
       at com.android.internal.policy.PhoneWindow.requestFeature(PhoneWindow.java:317)
       at com.android.internal.app.AlertController.installContent(AlertController.java:231)
       at android.app.AlertDialog.onCreate(AlertDialog.java:423)
       at android.app.Dialog.dispatchOnCreate(Dialog.java:397)
       at android.app.Dialog.show(Dialog.java:298)
       at android.support.v4.app.DialogFragment.onStart(DialogFragment.java:434)
       at android.support.v4.app.Fragment.performStart(Fragment.java:2372)
       at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1467)
       at android.support.v4.app.FragmentManagerImpl.moveFragmentToExpectedState(FragmentManager.java:1759)
       at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1827)
       at android.support.v4.app.BackStackRecord.executeOps(BackStackRecord.java:797)
       at android.support.v4.app.FragmentManagerImpl.executeOps(FragmentManager.java:2596)
       at android.support.v4.app.FragmentManagerImpl.executeOpsTogether(FragmentManager.java:2383)
       at android.support.v4.app.FragmentManagerImpl.removeRedundantOperationsAndExecute(FragmentManager.java:2338)
       at android.support.v4.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:2245)
       at android.support.v4.app.FragmentManagerImpl$1.run(FragmentManager.java:703)
       at android.os.Handler.handleCallback(Handler.java:742)
       at android.os.Handler.dispatchMessage(Handler.java:95)
       at android.os.Looper.loop(Looper.java:157)
       at android.app.ActivityThread.main(ActivityThread.java:5571)
       at java.lang.reflect.Method.invoke(Method.java)
       at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:745)
       at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:635)