title: Failed to Inflate error tring to run android app
body: <p>I tried the google speech recognition sample code, however, the app crashed and logcat reported the Failed to inflate exception. </p>
  
  <p>Here is my code:</p>
  
  <p><strong>MainActivity.java</strong></p>
  
  <pre><code>/* 
   * Copyright (C) 2008 The Android Open Source Project
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package com.example.audiphone;
  
  import com.example.audiphone.R;
  
  import android.app.Activity;
  import android.content.Intent;
  import android.content.pm.PackageManager;
  import android.content.pm.ResolveInfo;
  import android.os.Bundle;
  import android.speech.RecognizerIntent;
  import android.view.View;
  import android.view.View.OnClickListener;
  import android.widget.ArrayAdapter;
  import android.widget.Button;
  import android.widget.ListView;
  
  import java.util.ArrayList;
  import java.util.List;
  
  /**
   * Sample code that invokes the speech recognition intent API.
   */
  public class MainActivity extends Activity implements OnClickListener {
  
      private static final int VOICE_RECOGNITION_REQUEST_CODE = 1234;
  
      private ListView mList;
  
      /**
       * Called with the activity is first created.
       */
      @Override
      public void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
  
          // Inflate our UI from its XML layout description.
          setContentView(R.layout.activity_main);
  
          // Get display items for later interaction
          Button speakButton = (Button) findViewById(R.id.btn_speak);
  
          mList = (ListView) findViewById(R.id.list);
  
          // Check to see if a recognition activity is present
          PackageManager pm = getPackageManager();
          List&lt;ResolveInfo&gt; activities = pm.queryIntentActivities(
                  new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH), 0);
          if (activities.size() != 0) {
              speakButton.setOnClickListener(this);
          } else {
              speakButton.setEnabled(false);
              speakButton.setText("Recognizer not present");
          }
      }
  
      /**
       * Handle the click on the start recognition button.
       */
      public void onClick(View v) {
          if (v.getId() == R.id.btn_speak) {
              startVoiceRecognitionActivity();
          }
      }
  
      /**
       * Fire an intent to start the speech recognition activity.
       */
      private void startVoiceRecognitionActivity() {
          Intent intent = new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH);
          intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL,
                  RecognizerIntent.LANGUAGE_MODEL_FREE_FORM);
          intent.putExtra(RecognizerIntent.EXTRA_PROMPT, "Speech recognition demo");
          startActivityForResult(intent, VOICE_RECOGNITION_REQUEST_CODE);
      }
  
      /**
       * Handle the results from the recognition activity.
       */
      @Override
      protected void onActivityResult(int requestCode, int resultCode, Intent data) {
          if (requestCode == VOICE_RECOGNITION_REQUEST_CODE &amp;&amp; resultCode == RESULT_OK) {
              // Fill the list view with the strings the recognizer thought it could have heard
              ArrayList&lt;String&gt; matches = data.getStringArrayListExtra(
                      RecognizerIntent.EXTRA_RESULTS);
              mList.setAdapter(new ArrayAdapter&lt;String&gt;(this, android.R.layout.simple_list_item_1,
                      matches));
          }
  
          super.onActivityResult(requestCode, resultCode, data);
      }
  }
  </code></pre>
  
  <p>Here is my <strong>layout/activity_main.xml</strong>:</p>
  
  <pre><code>&lt;RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
      xmlns:tools="http://schemas.android.com/tools"
      android:layout_width="match_parent"
      android:layout_height="match_parent"
      android:paddingBottom="@dimen/activity_vertical_margin"
      android:paddingLeft="@dimen/activity_horizontal_margin"
      android:paddingRight="@dimen/activity_horizontal_margin"
      android:paddingTop="@dimen/activity_vertical_margin"
      tools:context=".MainActivity" &gt;
  
      &lt;TextView
          android:id="@+id/textView1"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:text="@string/hello_world" /&gt;
  
      &lt;Button
          android:id="@+id/btn_speak"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:layout_alignLeft="@+id/textView1"
          android:layout_below="@+id/textView1"
          android:text="@string/point2speak" /&gt;
      &lt;List
              android:id="@+id/list"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:padding="10dp"
              android:gravity="center"
              android:textSize="16sp" /&gt;
  
  &lt;/RelativeLayout&gt;
  </code></pre>
  
  <p>Here is my <strong>AndroidManifest.xml</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.audiphone"
      android:versionCode="1"
      android:versionName="1.0" &gt;
  
      &lt;uses-sdk
          android:minSdkVersion="9"
          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.example.audiphone.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;/application&gt;
  
  &lt;/manifest&gt;
  </code></pre>
  
  <p>Update:
  here is the logcat output.</p>
  
  <pre><code>05-27 21:58:38.778: E/ActivityThread(23210):    at com.example.audiphone.MainActivity.onCreate(MainActivity.java:53)
  05-27 21:58:38.778: E/ActivityThread(23210): Caused by: java.lang.ClassNotFoundException: Didn't find class "android.view.List" on path: /data/app/com.example.audiphone-1.apk
  05-27 21:58:38.878: E/AndroidRuntime(23210): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.audiphone/com.example.audiphone.MainActivity}: android.view.InflateException: Binary XML file line #10: Error inflating class List
  05-27 21:58:38.878: E/AndroidRuntime(23210):    at com.example.audiphone.MainActivity.onCreate(MainActivity.java:53)
  05-27 21:58:38.878: E/AndroidRuntime(23210): Caused by: java.lang.ClassNotFoundException: Didn't find class "android.view.List" on path: /data/app/com.example.audiphone-1.apk
  05-27 21:58:56.295: E/ActivityThread(23372):    at com.example.audiphone.MainActivity.onCreate(MainActivity.java:53)
  05-27 21:58:56.295: E/ActivityThread(23372): Caused by: java.lang.ClassNotFoundException: Didn't find class "android.view.List" on path: /data/app/com.example.audiphone-1.apk
  05-27 21:58:56.315: E/AndroidRuntime(23372): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.audiphone/com.example.audiphone.MainActivity}: android.view.InflateException: Binary XML file line #10: Error inflating class List
  05-27 21:58:56.315: E/AndroidRuntime(23372):    at com.example.audiphone.MainActivity.onCreate(MainActivity.java:53)
  05-27 21:58:56.315: E/AndroidRuntime(23372): Caused by: java.lang.ClassNotFoundException: Didn't find class "android.view.List" on path: /data/app/com.example.audiphone-1.apk
  </code></pre>