คือลองวนลูป while ใน fpdf แล้วมันไม่ยอมวนให้ทำไงค่ะรบกวนด้วยค่ะ

<?php
define('FPDF_FONTPATH','font/');
require('fpdf.php');
$pdf=new FPDF();
$pdf->AddFont('angsana','','angsa.php');
$pdf->SetMargins( 30,10,30);
$pdf->AddPage();
$pdf->SetFont('angsana','',14);

	$objConnect = mysql_connect("localhost","root","1234") or die("ไม่สามารถเชื่อมต่อกับฐานข้อมูลได้");
	mysql_query("SET NAMES UTF8");
	$objDB = mysql_select_db("test");
	$strSQL = "SELECT * FROM student  WHERE room = '$ddlroom' and object = '$ddlobject' and faculty = '$ddlGeo'";
	$objQuery = mysql_query($strSQL) or die ("Error Query [".$strSQL."]");
	$Num_Rows = mysql_num_rows($objQuery);
	
	$strSQL1= "SELECT * FROM faculty WHERE  id_faculty = '$ddlGeo'";
	$objQuery1 = mysql_query($strSQL1) or die ("Error Query [".$strSQL1."]");
	$objResult1 = mysql_fetch_array($objQuery1);
	$faculty1 = $objResult1["faculty"];
	
	$strSQL2= "SELECT * FROM fix_object WHERE  id_object = '$ddlobject'";
	$objQuery2 = mysql_query($strSQL2) or die ("Error Query [".$strSQL2."]");
	$objResult2 = mysql_fetch_array($objQuery2);
	$object1 = $objResult2["object1"];
	
	$strSQL3= "SELECT * FROM room WHERE  id_room = '$ddlroom'";
	$objQuery3 = mysql_query($strSQL3) or die ("Error Query [".$strSQL3."]");
	$objResult3 = mysql_fetch_array($objQuery3);
	$room = $objResult3["room"];
	
	
	
	

 $pdf->Cell( 0  , 6 , iconv( 'UTF-8','cp874' , 'แสดงนักศึกษา' ) , 0 , 1 , 'C' );
 $pdf->Cell( 0  , 6 , iconv( 'UTF-8','cp874' , 'คณะ  '.$faculty1.'สาขา  '.$object1.'ห้อง  ' .$room) , 0 , 1 , 'C' );
 $pdf->Cell( 100  , 6 , iconv( 'UTF-8','cp874' , '' ) , 0 , 0 , 'C' );
 $pdf->Ln(); 
	$day = date("d");
	$mount = date("m");
	$year = date("Y")+543;
	
	$object1= $objResult2["object1"];
	
	while($objResult = mysql_fetch_array($objQuery))
	{
		$num = $num+1;
		
			include "connect.php";
	 		mysql_select_db($dbname,$m)or die("ไม่สามารถเชื่อมต่อกับฐานข้อมูลได้").mysql_error();
			mysql_query("SET NAMES UTF8");
			$sql2="SELECT*FROM login WHERE id_user='$objResult[id_student]'";
			$result2=mysql_query($sql2,$m)or die("ไม่สามารถเลือกฐานข้อมูลได้").mysql_error();
			$rs3=mysql_fetch_array($result2);
			
			$id_user = $rs3["id_user"];
			$title_name = $objResult["title_name"];
			$name_stu = $objResult["name_stu"];
			$lastname_stu = $objResult["lastname_stu"];
	
$pdf->Cell( 100  , 6 , iconv( 'UTF-8','cp874' , 'วันที่'.$day.'/'.$mount.'/'.$year ) , 0 , 1 , 'L' );
$pdf->Ln(); 
$pdf->Cell( 0  , 6 , iconv( 'UTF-8','cp874' ,$id_user.' '.$title_name.'  '.$name_stu .'  '.$lastname_stu ) , 0 , 1 , 'L' );   


$pdf->Output();


}        
?>