Fatal error: Uncaught DivisionByZeroError: Division by zero in /webroot/s/o/sorne001/newsor/www/sor/application/libraries/globalmethods.php:136 Stack trace: #0 /webroot/s/o/sorne001/newsor/www/sor/application/libraries/globalmethods.php(196): GlobalMethods->getGlobal5() #1 /webroot/s/o/sorne001/newsor/www/sor/application/controllers/teacher.php(55): GlobalMethods->rating() #2 /webroot/s/o/sorne001/newsor/www/sor/system/core/CodeIgniter.php(359): Teacher->display() #3 /webroot/s/o/sorne001/newsor/www/sor/index.php(202): require_once('...') #4 {main} thrown in /webroot/s/o/sorne001/newsor/www/sor/application/libraries/globalmethods.php on line 136