Fatal error: Uncaught PDOException: SQLSTATE[42S22]: Column not found: 1054 Unknown column 'formation' in 'order clause' in /htdocs/particulier.php:276
Stack trace:
#0 /htdocs/particulier.php(276): PDO->query('SELECT * from ...')
#1 {main}
thrown in /htdocs/particulier.php on line 276