webview - ANDROID URL DIRECT APP SAYS "web page not available", ON EMULATOR IT SAYS "net::ERR_CACHE_MISS" -

i'm new android... use eclipse juno ide.

my aim direct app web page on opening it. use webview concept. have given permissions correctly(upto knowledge). java code seems error free on eclipse.

but, on emulator says "net::err_cache_miss". when installed app on mobile, app says "web page not available"

i tried changing url www.google.co.in, test code, despite giving preferred url. tells same. kindly me sort problems out... it'd helpful... in advance...

below given complete code androidmanifest.xml myactivity.java:

manifest.xml:

<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android"     package="com.example.webview"     android:versioncode="1"     android:versionname="1.0" >      <uses-sdk         android:minsdkversion="7"         android:targetsdkversion="21" />     <uses-permission android:name="anroid.permission.internet"/>     <uses-permission android:name="android.permissions.network_access" />     <uses-permission android:name="android.permissions.access_network_state" />     <uses-permission android:name="android.permission.write_external_storage" />      <application         android:allowbackup="true"         android:icon="@drawable/web_logo"         android:label="@string/app_name"         android:theme="@style/apptheme" >         <activity             android:name=".mainactivity"             android:label="@string/app_name" >             <intent-filter>                 <action android:name="android.intent.action.main" />                  <category android:name="android.intent.category.launcher" />             </intent-filter>         </activity>     </application> </manifest> 

activity_main.xml:

<linearlayout xmlns:android="http://schemas.android.com/apk/res/android"     android:orientation="vertical"     android:layout_width="fill_parent"     android:layout_height="fill_parent">      <webview         android:id="@+id/webview1"         android:layout_width="fill_parent"         android:layout_height="fill_parent" /> </linearlayout> 

mainactivity.java:

package com.example.webview;  import android.app.activity; import android.app.alertdialog; import android.content.dialoginterface; import android.os.bundle; import android.view.keyevent; import android.view.view; import android.webkit.webview; import android.webkit.webviewclient; import android.webkit.webchromeclient; import android.widget.button; import android.widget.edittext;  public class mainactivity extends activity {      /** called when activity first created. */      webview browser;       private class webclient extends webviewclient      {          @override             public boolean shouldoverrideurlloading(webview view, string url) {                 // todo auto-generated method stub                 view.loadurl(url);                 return true;          }       }       @override      protected void oncreate(bundle savedinstancestate) {          // todo auto-generated method stub           super.oncreate(savedinstancestate);          setcontentview(r.layout.activity_main);          browser=(webview) findviewbyid(r.id.webview1);          browser.setwebviewclient(new webclient());          browser.loadurl("www.google.co.in");          }       @override         public boolean onkeydown(int keycode, keyevent event) {             if(event.getaction() == keyevent.action_down){                 switch(keycode)                 {                 case keyevent.keycode_back:                     if(browser.cangoback()){                         browser.goback();                     }                     else                     {                         backbuttonhandler();                     }                     return true;                 }              }             return super.onkeydown(keycode, event);         }      public void backbuttonhandler() {             alertdialog.builder alertdialog = new alertdialog.builder(                     mainactivity.this);              // setting dialog title            // setting dialog message              alertdialog.settitle("");             alertdialog.seticon(r.drawable.dialog_icon);             alertdialog.setmessage("exit now?");               // setting icon dialog             // setting positive "yes" button              alertdialog.setpositivebutton("exit",                     new dialoginterface.onclicklistener() {                         public void onclick(dialoginterface dialog, int which) {                             finish();                         }             });          // setting negative "no" button              alertdialog.setnegativebutton("no",                     new dialoginterface.onclicklistener() {                         public void onclick(dialoginterface dialog, int which) {                             // write code here invoke no event                             dialog.cancel();                         }                     });         // showing alert message             alertdialog.show();      }  } 

try full adress :

browser.loadurl("http://www.google.co.in"); 

all know "www" not work.