Fatal error: During inheritance of PDO: Uncaught ArgumentCountError: Too few arguments to function _drupal_error_handler(), 4 passed in /home/ambroise/www/includes/bootstrap.inc on line 2464 and exactly 5 expected in /home/ambroise/www/includes/bootstrap.inc:2318 Stack trace: #0 /home/ambroise/www/includes/bootstrap.inc(2464): _drupal_error_handler(8192, 'Return type of ...', '/home/ambroise/...', 1294) #1 /home/ambroise/www/includes/bootstrap.inc(2464): require_once() #2 /home/ambroise/www/includes/bootstrap.inc(2245): _drupal_bootstrap_database() #3 /home/ambroise/www/includes/bootstrap.inc(2383): drupal_bootstrap(3, false) #4 /home/ambroise/www/includes/bootstrap.inc(2241): _drupal_bootstrap_page_cache() #5 /home/ambroise/www/index.php(20): drupal_bootstrap(7) #6 {main} in /home/ambroise/www/includes/database/database.inc on line 0