Fatal error: Uncaught mysqli_sql_exception: Unknown column 'manual_status' in 'where clause' in /home/dvuepms/public_html/irfan.php:11 Stack trace: #0 /home/dvuepms/public_html/irfan.php(11): mysqli_query(Object(mysqli), 'select student_...') #1 {main} thrown in /home/dvuepms/public_html/irfan.php on line 11