title: "Unfortunately My App has stopped"
body: <p>i'was create a app for android but there is a error found " Unfortunately My App has stopped "  so please help me </p>
  
  <p><em><strong>AndroidManifest .xml</em></strong></p>
  
  <pre><code>            &lt;?xml version="1.0" encoding="utf-8"?&gt;
              &lt;manifest xmlns:android="http://schemas.android.com/apk/res/android"
               package="com.example.techtips"
               android:versionCode="1"
               android:versionName="1.0" &gt;
  
  &lt;uses-sdk
      android:minSdkVersion="8"
      android:targetSdkVersion="17" /&gt;
  
  &lt;application
      android:allowBackup="true"
      android:icon="@drawable/ic_launcher"
      android:label="@string/app_name"
      android:theme="@style/AppTheme" &gt;
      &lt;activity
          android:name="com.techblogon.activitylifecycleexample.MainActivity"
          android:label="@string/app_name" &gt;
  
       &lt;intent-filter&gt;
              &lt;action android:name="android.intent.action.MAIN" /&gt;
              &lt;category android:name="android.intent.category.LAUNCHER" /&gt;
          &lt;/intent-filter&gt;
      &lt;/activity&gt;
  
      &lt;activity 
          android:name=".SecondActivity"&gt;
      &lt;/activity&gt;
  
      &lt;/application&gt;
  
   &lt;/manifest&gt;
  </code></pre>
  
  <p><strong>Res/layout</strong></p>
  
  <p>layout2 .xml</p>
  
  <pre><code>    &lt;LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
  
       android:orientation="vertical"
       android:layout_width="match_parent"
       android:layout_height="match_parent"&gt;
  
    &lt;TextView
       android:id="@+id/textView1"
       android:layout_marginTop="150dp"
       android:layout_gravity="center_horizontal"
       android:textSize="23dp"
       android:layout_width="wrap_content"
       android:layout_height="wrap_content"
       android:text="This Is Second Activity" /&gt;
  
   &lt;/LinearLayout&gt;
  </code></pre>
  
  <p><strong><em>main.xml</em></strong></p>
  
  <pre><code>        &lt;LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
                android:orientation="vertical"
                android:layout_width="match_parent"
                android:layout_height="match_parent"&gt;
  
          &lt;TextView
  
             android:id="@+id/textView1"
             android:layout_gravity="center_horizontal"
             android:textSize="23dp"
             android:layout_marginTop="150dp"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:text="This Is Fist Activity Activity"/&gt;
  
          &lt;Button
             android:id="@+id/button1"
             android:layout_gravity="center_horizontal"
             android:layout_marginTop="20dp"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:text="      Second Activity     " 
             android:onClick="startSecondActivity"/&gt;
  
  
          &lt;/LinearLayout&gt;
  </code></pre>
  
  <p>src /com.example.techtip/
    <strong><em>MainActivity.java</em></strong></p>
  
  <pre><code>        package com.example.techtips;
  
          import android.os.Bundle;
          import android.app.Activity;
          import android.content.Intent;
          import android.util.Log;
          import android.view.View;
          import android.widget.Toast;
  
  
       public class MainActivity extends Activity {
           /** Called when the activity is first created. */
  
       @Override
  
         public void onCreate(Bundle savedInstanceState) 
       {
          super.onCreate(savedInstanceState);
          setContentView(R.layout.main);
          Toast.makeText(this, "On Create Called In First Activity",                  
  
      Toast.LENGTH_LONG).show();
          Log.i("FirstActivity", "Inside onCreate");        
      }   
  
     @Override
  
    protected void onStart() {
      // TODO Auto-generated method stub
      super.onStart();
      Toast.makeText(this, "On Start Called In First Activity",    
  
     Toast.LENGTH_LONG).show();
        Log.i("FirstActivity", "Inside onStart");
  
     }   
  
     @Override
  
      protected void onResume()
  
   {
  
         // TODO Auto-generated method stub
  
         super.onResume();
  
      Toast.makeText(this, "On Resume Called In First Activity",   
  
     Toast.LENGTH_LONG).show();
       Log.i("FirstActivity", "Inside onResume");
  } 
  
  @Override
  
  protected void onPause() {
      // TODO Auto-generated method stub
      super.onPause();
      Toast.makeText(this, "On Pause Called In First Activity", 
  
  Toast.LENGTH_LONG).show();
      Log.i("FirstActivity", "Inside onPause");
  }
  
   @Override
  
  protected void onStop() {
      // TODO Auto-generated method stub
      super.onStop();
  
      Toast.makeText(this, "On Stop Called In First Activity", Toast.LENGTH_LONG).show();
      Log.i("FirstActivity", "Inside onStop");
  }
  
  @Override
  
  protected void onDestroy() 
   {
      // TODO Auto-generated method stub
      super.onDestroy();
      Toast.makeText(this, "On Destroy Called In First Activity", 
  
   Toast.LENGTH_LONG).show();
      Log.i("FirstActivity", "Inside onDestroy");
  
   }
   public void startSecondActivity(View V)
   {
      // create an new Intent and Start Second Activity
      Intent intent=new Intent(this,SecondActivity.class);
      startActivity(intent);
    }
  }
  </code></pre>
  
  <p><strong><em>SecondActivity.java</em></strong></p>
  
  <pre><code>  package com.example.techtips;
  
      import android.app.Activity;
      import android.os.Bundle;
      import android.util.Log;
      import android.widget.Toast;
  
  
     public class SecondActivity extends Activity
  {
    /** Called when the activity is first created. */
  
  
  @Override
  
    public void onCreate(Bundle savedInstanceState) 
  {
          super.onCreate(savedInstanceState);
          setContentView(R.layout.layout2);
          Toast.makeText(this, "On Create Called In Second Activity", 
  
   Toast.LENGTH_LONG).show();
          Log.i("SecondActivity", "Inside onCreate");
  
  }   
  
  @Override
  
    protected void onStart() {
      // TODO Auto-generated method stub
      super.onStart();
      Toast.makeText(this, "On Start Called In Second Activity", 
  
     Toast.LENGTH_LONG).show();
      Log.i("SecondActivity", "Inside onStart");
  }  
  
  @Override
  
   protected void onResume()
  {
      // TODO Auto-generated method stub
      super.onResume();
  
      Toast.makeText(this, "On Resume Called In Second Activity", 
  
      Toast.LENGTH_LONG).show();
  
             Log.i("SecondActivity", "Inside onResume");
  }  
  
  @Override
  
    protected void onPause() {
       // TODO Auto-generated method stub
      super.onPause();
      Toast.makeText(this, "On Pause Called In Second Activity", 
  
  Toast.LENGTH_LONG).show();
       Log.i("SecondActivity", "Inside onPause");
   }
  
  
   @Override
  
  protected void onStop() {
       // TODO Auto-generated method stub
      super.onStop();
  
      Toast.makeText(this, "On Stop Called In Second Activity",  
  
    Toast.LENGTH_LONG).show();
  
              Log.i("SecondActivity", "Inside onStop");
  }
  
   @Override
  
   protected void onDestroy() 
  {
      // TODO Auto-generated method stub
      super.onDestroy();
      Toast.makeText(this, "On Destroy Called In Second Activity", 
  
    Toast.LENGTH_LONG).show();
      Log.i("SecondActivity", "Inside onDestroy");    
     }
   }
  </code></pre>
  
  <p><strong><em>Please Help He for Solution</em></strong> </p>
  
  <p>And also please help me out for create Simple app like this ?? Please Help mE Out </p>
  
  <p>Image : i.stack.imgur.com/20iUi.jpg</p>