Fatal error: Uncaught PDOException: SQLSTATE[42S22]: Column not found: 1054 Unknown column 'category' in 'where clause' in /home/optimaac/learning.optima-accounting.co.ke/student/courses/index.php:30
Stack trace:
#0 /home/optimaac/learning.optima-accounting.co.ke/student/courses/index.php(30): PDO->prepare('SELECT COUNT(*)...')
#1 {main}
thrown in /home/optimaac/learning.optima-accounting.co.ke/student/courses/index.php on line 30