Как исправить - FATAL EXCEPTION: main?

package com.example.myapplication;
 
import android.os.Bundle;
import android.view.View;
import android.view.Menu;
 
import com.google.android.material.snackbar.Snackbar;
import com.google.android.material.navigation.NavigationView;
 
import android.widget.LinearLayout;
import android.widget.ScrollView;
import androidx.navigation.NavController;
import androidx.navigation.Navigation;
import androidx.navigation.ui.AppBarConfiguration;
import androidx.navigation.ui.NavigationUI;
import androidx.drawerlayout.widget.DrawerLayout;
import androidx.appcompat.app.AppCompatActivity;
import android.graphics.Color;
import android.text.method.LinkMovementMethod;
import android.widget.TextView;
 
import com.example.myapplication.databinding.ActivityMainBinding;
import com.pierfrancescosoffritti.androidyoutubeplayer.core.player.views.YouTubePlayerView;
 
public class MainActivity extends AppCompatActivity {
 
    private YouTubePlayerView youTubePlayerView;
 
    private AppBarConfiguration mAppBarConfiguration;
    private ActivityMainBinding binding;
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
 
        binding = ActivityMainBinding.inflate(getLayoutInflater());
        setContentView(binding.getRoot());
 
        setSupportActionBar(binding.appBarMain.toolbar);
        DrawerLayout drawer = binding.drawerLayout;
        NavigationView navigationView = binding.navView;
        // Passing each menu ID as a set of Ids because each
        // menu should be considered as top level destinations.
        mAppBarConfiguration = new AppBarConfiguration.Builder(
                R.id.nav_home, R.id.nav_gallery, R.id.nav_slideshow)
                .setOpenableLayout(drawer)
                .build();
        NavController navController = Navigation.findNavController(this, R.id.nav_host_fragment_content_main);
        NavigationUI.setupActionBarWithNavController(this, navController, mAppBarConfiguration);
        NavigationUI.setupWithNavController(navigationView, navController);
 
        ScrollView scrollView = (ScrollView) findViewById(R.id.scrollView1);
 
        LinearLayout layout = (LinearLayout) findViewById(R.id.linearlayout);
 
    }
 
    @Override
    public boolean onSupportNavigateUp() {
        NavController navController = Navigation.findNavController(this, R.id.nav_host_fragment_content_main);
        return NavigationUI.navigateUp(navController, mAppBarConfiguration)
                || super.onSupportNavigateUp();
    }
 
}

package com.example.myapplication
 
import android.content.Intent
import android.os.Bundle
import android.os.Handler
import android.view.View
import android.view.Window
import android.view.WindowManager
import androidx.appcompat.app.AppCompatActivity
import androidx.core.splashscreen.SplashScreen.Companion.installSplashScreen
import android.view.ViewTreeObserver
 
 
class SplashActivityOne : AppCompatActivity() {
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        installSplashScreen()
        setContentView(R.layout.activity_splash_one)
 
 
        var isReady = false
 
        Handler(mainLooper).postDelayed({
            isReady = true
        }, 2000)
 
        // Set up an OnPreDrawListener to the root view.
        val content: View = findViewById(android.R.id.content)
        content.viewTreeObserver.addOnPreDrawListener(
            object : ViewTreeObserver.OnPreDrawListener {
                override fun onPreDraw(): Boolean {
                    // Check if the initial data is ready.
                    return if (isReady) {
                        // The content is ready; start drawing.
                        content.viewTreeObserver.removeOnPreDrawListener(this)
                        true
                    } else {
                        // The content is not ready; suspend.
                        false
                    }
                }
            }
        )
    }
}