不幸的是，“应用程序”已停止

Question

我有问题

我正在申请webwiev。运行我的应用程序时出现此类错误。我找不到错误。你能帮我吗？

我已经处理了三天了。我找不到解决方案。熟悉该主题的朋友可以提供帮助吗？如果他愿意，我将不胜感激。

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.kodios2">

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="Kodios 3"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">

        <activity
            android:name="SplashActivity"
            android:theme="@style/SplashTheme">

            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>

        <activity android:name=".MainActivity"
            android:theme="@style/AppTheme"/>

    </application>
</manifest>

activitymain.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">

    <WebView
        android:id="@+id/webview"
        android:layout_width="match_parent"
        android:layout_height="696dp" />


</RelativeLayout>

styles.xml

<resources>

    <!-- Base application theme. -->
    <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
        <!-- Customize your theme here. -->
        <item name="colorPrimary">@color/colorPrimary</item>
        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
        <item name="colorAccent">@color/colorAccent</item>
    </style>

    <!-- SplashScreen theme. -->
    <style name="SplashTheme" parent="Theme.AppCompat.NoActionBar">
        <item name="android:windowBackground">@drawable/backgroundsplash</item>
    </style>

</resources>

SplashActivity.java

import android.content.Intent;
import android.os.Bundle;

import androidx.appcompat.app.AppCompatActivity;

import com.example.kodios2.MainActivity;

public class SplashActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        Intent intent = new Intent(SplashActivity.this, MainActivity.class);
        startActivity(intent);
        finish();
    }
}