Fatal error: Uncaught Error: Class 'Mailgun\Api\HttpApi' not found in /home/customer/www/londonfencingclub.co.uk/public_html/vendor/mailgun/mailgun-php/src/Mailgun/Api/Tag.php:25 Stack trace: #0 {main} thrown in /home/customer/www/londonfencingclub.co.uk/public_html/vendor/mailgun/mailgun-php/src/Mailgun/Api/Tag.php on line 25