Fatal error: Uncaught mysqli_sql_exception: Unknown column 'institute_id' in 'where clause' in /var/www/html/public_html/class/classDb.php:503 Stack trace: #0 /var/www/html/public_html/class/classDb.php(503): mysqli->query() #1 /var/www/html/public_html/class/classDb.php(523): Database->execute() #2 /var/www/html/public_html/global-institution-course-details.php(55): Database->fetch() #3 {main} thrown in /var/www/html/public_html/class/classDb.php on line 503