PHP imagecreatefromjpeg

PHP kode 

 <?php
 
 echo "<pre>";
 print_r(get_loaded_extensions());
 echo "</pre>"; 
 
 ?>

Kode 

Warning: imagecreatefromjpeg() [function.imagecreatefromjpeg]: gd-jpeg: JPEG library reports unrecoverable error

Kode 

Array
(
    [0] => Core
    [1] => bcmath
    [2] => calendar
    [3] => com_dotnet
    [4] => ctype
    [5] => date
    [6] => ereg
    [7] => filter
    [8] => ftp
    [9] => hash
    [10] => iconv
    [11] => json
    [12] => mcrypt
    [13] => SPL
    [14] => odbc
    [15] => pcre
    [16] => Reflection
    [17] => session
    [18] => standard
    [19] => mysqlnd
    [20] => tokenizer
    [21] => zip
    [22] => zlib
    [23] => libxml
    [24] => dom
    [25] => PDO
    [26] => bz2
    [27] => SimpleXML
    [28] => wddx
    [29] => xml
    [30] => xmlreader
    [31] => xmlwriter
    [32] => apache2handler
    [33] => Phar
    [34] => mbstring
    [35] => exif
    [36] => gd
    [37] => gettext
    [38] => imap
    [39] => mysql
    [40] => mysqli
    [41] => pdo_mysql
    [42] => PDO_ODBC
    [43] => pdo_sqlite
    [44] => soap
    [45] => sockets
    [46] => SQLite
    [47] => sqlite3
    [48] => xmlrpc
    [49] => mhash
)

PHP kode 

 <?php    
     require_once("includes/db/config.php");
     $url = "http://". $_SERVER['HTTP_HOST'] . "/movieworld/";
     
     function LoadJpeg($imgname)
     {
         $im = @imagecreatefromjpeg($imgname);
         
         if(!$im)
         {
             $im  = imagecreatetruecolor(150, 30);
             $bgc = imagecolorallocate($im, 255, 255, 255);
             $tc  = imagecolorallocate($im, 0, 0, 0);
             
             imagefilledrectangle($im, 0, 0, 150, 30, $bgc);
             
             imagestring($im, 1, 5, 5, 'Error loading ' . $imgname, $tc);
         }
         
         return $im;
     }
     header("Content-Type: image/jpeg");
     
     if(isset($_GET["id"])) {
         $id = stripslashes($_GET["id"]);
         $imgSQL = "SELECT * FROM img WHERE id = '". $id ."'";
         $imgQUERY = mysql_query($imgSQL);
         
         if(!$imgQUERY) {
             die(mysql_error());
         } else {
             if(mysql_num_rows($imgQUERY)==1) {
                 $imgROW = mysql_fetch_assoc($imgQUERY);
                 
                 $img = LoadJpeg($url . $imgROW["url"]);
                 
             } else {
                 echo 'Billedet findes ikke!';
             }
         }
     }
     
     imagejpeg($img);
     imagedestroy($img);
 ?>