ขอวิธีแก้ Mailer Error: The following From address failed: [email protected] : Called Mail() without being connected

        include('PHPMailer_5.2.4/class.phpmailer.php');
	$mail = new PHPMailer();
	$mail->IsHTML(true);
	$mail->IsSMTP();
	$mail->SMTPAuth = true; // enable SMTP authentication
	$mail->SMTPSecure = "ssl"; // sets the prefix to the servier
	$mail->Host = "smtp.gmail.com"; // sets GMAIL as the SMTP server
	$mail->Port = 465; // set the SMTP port for the GMAIL server
	$mail->Username = "[email protected]"; // GMAIL username
	$mail->Password = "******************"; // GMAIL password
	$mail->From = "[email protected]"; // "[email protected]";
	$mail->FromName = "dreammiiz";  // set from Name
       	$mail->Subject = "สวัสดีครับ ทดสอบการส่งเมล์ครับ"; 
       	$mail->Body = 'ทดสอบการส่งเมล์ครับ body ครับ';
	 
	$mail->AddAddress('[email protected]'); // to Address
	 
	$mail->set('X-Priority', '1'); //Priority 1 = High, 3 = Normal, 5 = low
	if(!$mail->Send()) 
	{
		echo 'Mailer Error: ' . $mail->ErrorInfo.'<br />';
	} 
	else 
	{
		echo 'Message has been sent<br />';
	}