Fatal error: Uncaught PDOException: SQLSTATE[42S22]: Column not found: 1054 Unknown column '$id' in 'where clause' in /home/storage/4/e0/17/ccmbr2/public_html/respon/palestra.php:59 Stack trace: #0 /home/storage/4/e0/17/ccmbr2/public_html/respon/palestra.php(59): PDO->query('SELECT `titulo`...') #1 {main} thrown in /home/storage/4/e0/17/ccmbr2/public_html/respon/palestra.php on line 59