title: Could not find a method onClick(View) in the activity
body: <p>The button click in inflate layout fails at runtime because the method cannot be found.
  E/AndroidRuntime(921): java.lang.IllegalStateException: Could not find a method onClick(View) in the activity
  but, if click on button from main layout, work good.
  What have I done wrong?</p>
  
  <p><strong>UPDATE:</strong> change code... stil fail ... add error log
  I want to have all of my buttons were processed in ome method.</p>
  
  <p>main activity class</p>
  
  <pre><code>package com.android.insertview;
  
  
  import android.app.Activity;
  import android.content.Context;
  import android.os.Bundle;
  import android.view.Gravity;
  import android.view.LayoutInflater;
  import android.view.View;
  import android.view.View.OnClickListener;
  import android.view.ViewGroup;
  import android.widget.Toast;
  
  public class InsertViewActivity extends Activity {
      /** Called when the activity is first created. */
  
      @Override
      public void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          setContentView(R.layout.main);
  
          /*LayoutInflater inflater = (LayoutInflater) getApplicationContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
          ViewGroup parent = (ViewGroup)findViewById(R.id.main_view);
          inflater.inflate(R.layout.volume_control, parent);*/
  
          LayoutInflater vi = (LayoutInflater) getApplicationContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);        
          View v = vi.inflate(R.layout.volume_control, null);    
          View insertPoint = findViewById(R.id.main_view);
          ((ViewGroup) insertPoint).addView(v, new ViewGroup.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT
                                                                              , ViewGroup.LayoutParams.WRAP_CONTENT));
      }
  
  
      public void btnclick(View v) {
          // TODO Auto-generated method stub
          Context context = getApplicationContext();
          Toast toast = Toast.makeText(context, 
              "This is Toast Notification", Toast.LENGTH_SHORT);
          toast.setGravity(Gravity.CENTER, 0, 0);
          toast.show();       
      }
  }
  </code></pre>
  
  <p>main.xml</p>
  
  <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
      android:layout_width="fill_parent"
      android:layout_height="fill_parent"
      android:orientation="vertical" android:id="@+id/main_view"&gt;
  &lt;/LinearLayout&gt;
  </code></pre>
  
  <p>inflating layout</p>
  
  <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:orientation="vertical" android:background="@drawable/service_button_container_background" 
      android:id="@+id/volume_view"&gt; 
  
      &lt;Button
          android:id="@+id/volume_up"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:background="@drawable/button_volume_up" 
          android:onClick="btnclick" /&gt;
  
      &lt;Button
          android:id="@+id/button2"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:background="@drawable/button_volume_mute_off" 
          android:onClick="btnclick"/&gt;
  
      &lt;Button
          android:id="@+id/volume_down"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:background="@drawable/button_volume_down" 
          android:onClick="btnclick"/&gt;
  
  &lt;/LinearLayout&gt;
  </code></pre>
  
  <p>error log</p>
  
  <pre><code>03-19 15:31:45.184: W/dalvikvm(1071): threadid=3: thread exiting with uncaught exception (group=0x4001b188)
  03-19 15:31:45.184: E/AndroidRuntime(1071): Uncaught handler: thread main exiting due to uncaught exception
  03-19 15:31:45.194: E/AndroidRuntime(1071): java.lang.IllegalStateException: Could not find a method genclick(View) in the activity
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at android.view.View$1.onClick(View.java:2020)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at android.view.View.performClick(View.java:2364)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at android.view.View.onTouchEvent(View.java:4179)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at android.widget.TextView.onTouchEvent(TextView.java:6541)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at android.view.View.dispatchTouchEvent(View.java:3709)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:884)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:884)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:884)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:884)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:884)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at com.android.internal.policy.impl.PhoneWindow$DecorView.superDispatchTouchEvent(PhoneWindow.java:1659)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at com.android.internal.policy.impl.PhoneWindow.superDispatchTouchEvent(PhoneWindow.java:1107)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at android.app.Activity.dispatchTouchEvent(Activity.java:2061)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at com.android.internal.policy.impl.PhoneWindow$DecorView.dispatchTouchEvent(PhoneWindow.java:1643)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at android.view.ViewRoot.handleMessage(ViewRoot.java:1691)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at android.os.Handler.dispatchMessage(Handler.java:99)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at android.os.Looper.loop(Looper.java:123)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at android.app.ActivityThread.main(ActivityThread.java:4363)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at java.lang.reflect.Method.invokeNative(Native Method)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at java.lang.reflect.Method.invoke(Method.java:521)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:860)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:618)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at dalvik.system.NativeStart.main(Native Method)
  03-19 15:31:45.194: E/AndroidRuntime(1071): Caused by: java.lang.NoSuchMethodException: genclick
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at java.lang.ClassCache.findMethodByName(ClassCache.java:308)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at java.lang.Class.getMethod(Class.java:1014)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     at android.view.View$1.onClick(View.java:2017)
  03-19 15:31:45.194: E/AndroidRuntime(1071):     ... 22 more
  </code></pre>
  
  <p><strong>UPDATE 2:</strong></p>
  
  <p>ok, if i do so, i can handled all buttons click in one method genericClick()</p>
  
  <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
      android:id="@+id/front_end"
      android:layout_width="fill_parent"
      android:layout_height="fill_parent" &gt;
  
      &lt;!-- Main --&gt;
      &lt;LinearLayout
          xmlns:android="http://schemas.android.com/apk/res/android"
          android:id="@+id/main_view"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:layout_alignParentBottom="true"
          android:layout_centerHorizontal="true"
          android:background="@drawable/service_button_container_background" &gt;
  
          &lt;ImageButton
              android:id="@+id/radio"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:background="@drawable/button_radio"
              android:clickable="true"
              android:onClick="genericClick" /&gt;
  
          &lt;ImageButton
              android:id="@+id/player"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:background="@drawable/button_player"
              android:onClick="genericClick" /&gt;
  
          &lt;ImageButton
              android:id="@+id/navi"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:background="@drawable/button_navigation"
              android:onClick="genericClick" /&gt;
      &lt;/LinearLayout&gt;
  
      &lt;!-- Volume controls --&gt;
      &lt;LinearLayout
          xmlns:android="http://schemas.android.com/apk/res/android"
          android:id="@+id/volume_controls"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:layout_alignParentLeft="true"
          android:layout_centerVertical="true"
          android:background="@drawable/service_button_container_background"
          android:orientation="vertical" &gt;
  
          &lt;ImageButton
              android:id="@+id/volume_up"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:background="@drawable/button_volume_up"
              android:onClick="genericClick" /&gt;
  
          &lt;ImageButton
              android:id="@+id/volume_mute"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:background="@drawable/button_volume_mute_off"
              android:onClick="genericClick" /&gt;
  
          &lt;ImageButton
              android:id="@+id/volume_down"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:background="@drawable/button_volume_down"
              android:onClick="genericClick" /&gt;
      &lt;/LinearLayout&gt;
  
      &lt;!-- Radio controls --&gt;
      &lt;LinearLayout
          xmlns:android="http://schemas.android.com/apk/res/android"
          android:id="@+id/radio_controls"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:layout_alignParentTop="true"
          android:layout_alignRight="@+id/main_view"
          android:layout_marginRight="100dp"
          android:background="@drawable/service_button_container_background"
          android:visibility="invisible" &gt;
  
          &lt;ImageButton
              android:id="@+id/radio_preset"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:onClick="genericClick" android:background="@drawable/button_menu"/&gt;
  
          &lt;ImageButton
              android:id="@+id/button2"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:background="@drawable/button_rewind"
              android:onClick="genericClick" /&gt;
  
          &lt;ImageButton
              android:id="@+id/button3"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:background="@drawable/button_play"
              android:onClick="genericClick" /&gt;
  
          &lt;ImageButton
              android:id="@+id/button4"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content"
              android:background="@drawable/button_forward"
              android:onClick="genericClick" /&gt;
      &lt;/LinearLayout&gt;
  
      &lt;!-- Radio Info --&gt;
      &lt;LinearLayout
          xmlns:android="http://schemas.android.com/apk/res/android"
          android:id="@+id/radio_info"
          android:layout_width="wrap_content"
          android:layout_height="wrap_content"
          android:layout_alignBottom="@+id/radio_controls"
          android:layout_alignLeft="@+id/main_view"
          android:layout_marginLeft="100dp"
          android:background="@drawable/service_button_container_background"
          android:orientation="vertical" 
          android:visibility="invisible"&gt;
  
          &lt;LinearLayout
              xmlns:android="http://schemas.android.com/apk/res/android"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content" &gt;
  
              &lt;TextView
                  android:layout_width="wrap_content"
                  android:layout_height="wrap_content"
                  android:text="FM"
                  android:textSize="18.0px" /&gt;
  
              &lt;TextView
                  android:id="@+id/preset"
                  android:layout_width="wrap_content"
                  android:layout_height="wrap_content"
                  android:text="1"
                  android:textColor="#ffd6d6d6"
                  android:textSize="18.0px" /&gt;
  
              &lt;TextView
                  android:layout_width="10.0dip"
                  android:layout_height="wrap_content"
                  android:text=" "
                  android:textSize="18.0px" /&gt;
  
              &lt;TextView
                  android:id="@+id/frequency"
                  android:layout_width="wrap_content"
                  android:layout_height="wrap_content"
                  android:text="108.0"
                  android:textColor="#ffd6d6d6"
                  android:textSize="18.0px" /&gt;
          &lt;/LinearLayout&gt;
  
          &lt;LinearLayout
              xmlns:android="http://schemas.android.com/apk/res/android"
              android:layout_width="wrap_content"
              android:layout_height="wrap_content" &gt;
  
              &lt;TextView
                  android:id="@+id/title"
                  android:layout_width="195.0dip"
                  android:layout_height="24.0dip"
                  android:text="Русское радио"
                  android:textColor="#ffd6d6d6"
                  android:textSize="18.0px" /&gt;
          &lt;/LinearLayout&gt;
      &lt;/LinearLayout&gt;
  &lt;/RelativeLayout&gt;
  </code></pre>