title: how to rectify this errror "java.lang.RuntimeException: Unable to start activity ComponentInfo"?
body: <pre><code>package com.dswipu.dswipu;
  
  import android.content.Intent;
  import android.os.Handler;
  import android.support.v7.app.AppCompatActivity;
  import android.os.Bundle;
  import android.view.Menu;
  import android.view.MenuItem;
  import android.view.Window;
  import android.widget.Toast;
  
  public class splash extends AppCompatActivity {
  
      private static int SPLASH_TIME_OUT = 5000;
      private UserSessionManager session;
      @Override
      protected void onCreate(Bundle savedInstanceState)
      {
  
  
          super.onCreate(savedInstanceState);
          getWindow().requestFeature(Window.FEATURE_ACTION_BAR);
          getActionBar().hide();
          setContentView(R.layout.activity_splash);
  
            Utility ut = new Utility(this);
          if(!ut.checkInternet())
          {
  
              Toast.makeText(getApplicationContext(), "No internet connection",
                      Toast.LENGTH_LONG).show();
  
          }
          new Handler().postDelayed(new Runnable() {
  
              /*
               * Showing splash screen with a timer. This will be useful when you
               * want to show case your app logo / company
               */
  
              @Override
              public void run() {
                  // This method will be executed once the timer is over
                  // Start your app main activity
                  session = new UserSessionManager(getApplicationContext());
                  if (session.isUserLoggedIn()) {
  
                      Intent i = new Intent(getApplicationContext(), Home.class);
                      startActivity(i);
  
                  } else {
                      Intent i = new Intent(splash.this, Auth.class);
                      startActivity(i);
                  }
                  // close this activity
                  finish();
  
              }
          }, SPLASH_TIME_OUT);
      }
  
  }
  </code></pre>
  
  <hr>
  
  <p>03-16 11:43:47.932 4037-4037/com.dswipu.dswipu E/AndroidRuntime: FATAL EXCEPTION: main
                                                                       Process: com.dswipu.dswipu, PID: 4037
                                                                       java.lang.RuntimeException: Unable to start activity ComponentInfo{com.dswipu.dswipu/com.dswipu.dswipu.splash}: android.util.AndroidRuntimeException: <strong>requestFeature() must be called before adding content</strong>
                                                                           at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2416)
                                                                           at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2476)
                                                                           at android.app.ActivityThread.-wrap11(ActivityThread.java)
                                                                           at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1344)
                                                                           at android.os.Handler.dispatchMessage(Handler.java:102)
                                                                           at android.os.Looper.loop(Looper.java:148)
                                                                           at android.app.ActivityThread.main(ActivityThread.java:5417)
                                                                           at java.lang.reflect.Method.invoke(Native Method)
                                                                           at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
                                                                           at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
                                                                        Caused by: android.util.<strong>AndroidRuntimeException: requestFeature() must be called before adding content</strong>
                                                                           at com.android.internal.policy.PhoneWindow.requestFeature(PhoneWindow.java:317)
                                                                           at com.dswipu.dswipu.splash.onCreate(splash.java:22)
                                                                           at android.app.Activity.performCreate(Activity.java:6237)
                                                                           at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1107)
                                                                           at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2369)
                                                                           at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2476) 
                                                                           at android.app.ActivityThread.-wrap11(ActivityThread.java) 
                                                                           at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1344) 
                                                                           at android.os.Handler.dispatchMessage(Handler.java:102) 
                                                                           at android.os.Looper.loop(Looper.java:148) 
                                                                           at android.app.ActivityThread.main(ActivityThread.java:5417) 
                                                                           at java.lang.reflect.Method.invoke(Native Method) 
                                                                           at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726) 
                                                                           at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616) 
      03-16 11:43:47.934 1685-2328/system_process W/ActivityManager:   Force finishing activity com.dswipu.dswipu/.splash
      03-16 11:43:48.237 1685-2328/system_process I/WindowManager: Screenshot max retries 4 of Token{e07b2da ActivityRecord{2395485 u0 com.dswipu.dswipu/.splash t17 f}} appWin=Window{8f28f3d u0 Starting com.dswipu.dswipu} drawState=4
      03-16 11:43:48.268 2501-4094/com.google.android.gms D/DropBoxEntryAddedChimeraService: User is not opted-in to Usage &amp; Diagnostics.
      03-16 11:43:48.296 1685-2572/system_process I/OpenGLRenderer: Initialized EGL, version 1.4</p>