ERROR - Invalid Request (Downloadable file Missing or Unreadable)

"; die; }else{ set_time_limit(0); header("Cache-Control: ");# leave blank to avoid IE errors header("Pragma: ");# leave blank to avoid IE errors header("Content-type: application/octet-stream"); header("Content-Disposition: attachment; filename=\"".$command[2]."\""); header("Content-length:".(string)($filesize2)); sleep(1); fpassthru($fdl); } ?>