Fatal error: Uncaught Error: Interface "Countable" not found in /home/roubaix_xxl/wordpress/www/wp-includes/class-wp-block-list.php:15 Stack trace: #0 /home/roubaix_xxl/wordpress/www/wp-settings.php(390): require() #1 /home/roubaix_xxl/wordpress/www/wp-config.php(78): require_once('...') #2 /home/roubaix_xxl/wordpress/www/wp-load.php(50): require_once('...') #3 /home/roubaix_xxl/wordpress/www/wp-blog-header.php(13): require_once('...') #4 /home/roubaix_xxl/wordpress/www/index.php(17): require('...') #5 {main} thrown in /home/roubaix_xxl/wordpress/www/wp-includes/class-wp-block-list.php on line 15

Fatal error: Uncaught Error: Call to a member function set() on null in /home/roubaix_xxl/wordpress/www/wp-includes/l10n.php:857 Stack trace: #0 /home/roubaix_xxl/wordpress/www/wp-includes/l10n.php(960): load_textdomain() #1 /home/roubaix_xxl/wordpress/www/wp-includes/class-wp-fatal-error-handler.php(49): load_default_textdomain() #2 [internal function]: WP_Fatal_Error_Handler->handle() #3 {main} thrown in /home/roubaix_xxl/wordpress/www/wp-includes/l10n.php on line 857