title: make a phone call click on a button
body: <p>I'm trying to make a call when I press a button in android</p>
  
  <pre><code>((Button)findViewById(R.id.button1)).setOnClickListener(new OnClickListener() {
    @Override
    public void onClick(View v) {
      String phno="10digits";
  
      Intent i=new Intent(Intent.ACTION_DIAL,Uri.parse(phno));
      startActivity(i);
    }
  });
  </code></pre>
  
  <p>But when I run and click on the button it gives me the error </p>
  
  <pre><code>ERROR/AndroidRuntime(1021): android.content.ActivityNotFoundException: No Activity found to handle Intent { act=android.intent.action.CALL dat=9392438004 }
  </code></pre>
  
  <p>How can I resolve this problem?</p>