Resolved Crash in setting theme

package com.moez.QKSMS.feature.settings

import android.animation.ObjectAnimator

import android.annotation.SuppressLint

import android.app.TimePickerDialog

import android.content.Context

import android.os.Build

                .subscribe { activity?.recreate() }

    }

    @SuppressLint("StringFormatInvalid")

    override fun onViewCreated() {

        preferences.postDelayed({ preferences?.animateLayoutChanges = true }, 100)

<!--

  ~ Copyright (C) 2019 Moez Bhatti <moez.bhatti@gmail.com>

  ~

  ~ This file is part of QKSMS.

  ~

  ~ QKSMS is free software: you can redistribute it and/or modify

  ~ it under the terms of the GNU General Public License as published by

  ~ the Free Software Foundation, either version 3 of the License, or

  ~ (at your option) any later version.

  ~

  ~ QKSMS is distributed in the hope that it will be useful,

  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of

  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

  ~ GNU General Public License for more details.

  ~

  ~ You should have received a copy of the GNU General Public License

  ~ along with QKSMS.  If not, see <http://www.gnu.org/licenses/>.

  -->

<vector xmlns:android="http://schemas.android.com/apk/res/android"

    android:width="24dp"

    android:height="24dp"

    android:viewportWidth="24.0"

    android:viewportHeight="24.0">

    <path

        android:fillColor="#FF000000"

        android:pathData="M12,3c-4.97,0 -9,4.03 -9,9s4.03,9 9,9c0.83,0 1.5,-0.67 1.5,-1.5 0,-0.39 -0.15,-0.74 -0.39,-1.01 -0.23,-0.26 -0.38,-0.61 -0.38,-0.99 0,-0.83 0.67,-1.5 1.5,-1.5L16,16c2.76,0 5,-2.24 5,-5 0,-4.42 -4.03,-8 -9,-8zM6.5,12c-0.83,0 -1.5,-0.67 -1.5,-1.5S5.67,9 6.5,9 8,9.67 8,10.5 7.33,12 6.5,12zM9.5,8C8.67,8 8,7.33 8,6.5S8.67,5 9.5,5s1.5,0.67 1.5,1.5S10.33,8 9.5,8zM14.5,8c-0.83,0 -1.5,-0.67 -1.5,-1.5S13.67,5 14.5,5s1.5,0.67 1.5,1.5S15.33,8 14.5,8zM17.5,12c-0.83,0 -1.5,-0.67 -1.5,-1.5S16.67,9 17.5,9s1.5,0.67 1.5,1.5 -0.67,1.5 -1.5,1.5z" />

</vector>

 No newline at end of file

        <com.moez.QKSMS.common.widget.QkTextView

            style="@style/PreferenceCategory"

            android:text="@string/settings_category_appearance" />

        <com.moez.QKSMS.common.widget.PreferenceView

            android:id="@+id/theme"

            android:layout_width="match_parent"

            android:layout_height="wrap_content"

            app:icon="@drawable/ic_color_lens_black_24dp"

            app:title="@string/settings_theme_title"

            app:widget="@layout/settings_theme_widget" />

        <com.moez.QKSMS.common.widget.PreferenceView

            android:id="@+id/night"