Fatal error: Uncaught Error: Class "Eher\OAuth\SignatureMethod" not found in /var/www/html/wp-content/plugins/updraftplus/vendor/eher/oauth/src/Eher/OAuth/HmacSha1.php:12 Stack trace: #0 {main} thrown in /var/www/html/wp-content/plugins/updraftplus/vendor/eher/oauth/src/Eher/OAuth/HmacSha1.php on line 12