Fatal error: Uncaught mysqli_sql_exception: Expression #1 of ORDER BY clause is not in SELECT list, references column 'globalst_portal.categories.view_order' which is not in SELECT list; this is incompatible with DISTINCT in /home/globalstudyporta/public_html/system/database/drivers/mysqli/mysqli_driver.php:179
Stack trace:
#0 /home/globalstudyporta/public_html/system/database/drivers/mysqli/mysqli_driver.php(179): mysqli_query(Object(mysqli), 'SELECT DISTINCT...')
#1 /home/globalstudyporta/public_html/system/database/DB_driver.php(453): CI_DB_mysqli_driver->_execute('SELECT DISTINCT...')
#2 /home/globalstudyporta/public_html/system/database/DB_driver.php(299): CI_DB_driver->simple_query('SELECT DISTINCT...')
#3 /home/globalstudyporta/public_html/system/database/DB_active_rec.php(963): CI_DB_driver->query('SELECT DISTINCT...')
#4 /home/globalstudyporta/public_html/application/models/gsp_admin_model.php(562): CI_DB_active_record->get()
#5 /home/globalstudyporta/public_html/application/controllers/pages.php(34): Gsp_admin_model->get_where_from_all(Array, 'categories', Array, 'view_order')
#6 /home/globalstudyporta/public_html/system/core/CodeIgniter.php(359): Pages->index()
#7 /home/globalstudyporta/public_html/index.php(202): require_once('/home/globalstu...')
#8 {main}
thrown in /home/globalstudyporta/public_html/system/database/drivers/mysqli/mysqli_driver.php on line 179