broken update

addon not working in PHP7.4 and PHP8.3. it throws an error.

Fatal error: require(): Failed opening required ‘/sites/wordpress/wp-content/plugins/paytium/libraries/Mollie/vendor/composer/../symfony/polyfill-php80/bootstrap.php’ (include_path=’.:/Applications/MAMP/bin/php/php7.4.33/lib/php’) in /sites/wordpress/wp-content/plugins/paytium/libraries/Mollie/vendor/composer/autoload_real.php on line 66

— is this plugin even tested before releasing it?