Fatal error: Uncaught Error: Class "ElementskitVendor\phpseclib3\Crypt\Common\StreamCipher" not found in /home/davidsoul/www/www/wp-content/plugins/elementskit/libs/composer/vendor/build/vendor/src/phpseclib/phpseclib/phpseclib/Crypt/Salsa20.php:28 Stack trace: #0 {main} thrown in /home/davidsoul/www/www/wp-content/plugins/elementskit/libs/composer/vendor/build/vendor/src/phpseclib/phpseclib/phpseclib/Crypt/Salsa20.php on line 28