Bug in cesei mirror site

bug:
http://dev.cesei.org:8080/education/courses/tools/course_properties.php
blank page
 add:
ini_set('display_errors', 1);
error_reporting(E_ALL);
result:
Strict Standards: Only variables should be assigned by reference in C:\LMS\cesei\education\courses\include\vitals.inc.php on line 152
  change
   $myLang =& $languageManager->getMyLanguage();
   to 
    $myLang =$languageManager->getMyLanguage();
Fatal error: Cannot re-assign auto-global variable _FILES in C:\LMS\cesei\education\courses\include\classes\Backup\Backup.class.php on line 218
 change
 function upload($_FILES, $description) {
to
    function upload($file, $description) {
New error

Strict Standards: Non-static method Language::getParentCode() should not be called statically in C:\LMS\cesei\education\courses\include\lib\output.inc.php on line 286
comment out error reporting
// ini_set('display_errors', 1);
//error_reporting(E_ALL);