Fatal error: Uncaught Error: Class 'SiteGround_Optimizer\Memcache\Memcache' not found in /home/customer/www/katherineainsworth.com/public_html/wp-content/plugins/sg-cachepress/core/Install_Service/Install_5_0_6.php:21 Stack trace: #0 /home/customer/www/katherineainsworth.com/public_html/wp-content/plugins/sg-cachepress/core/Install_Service/Install_Service.php(55): SiteGround_Optimizer\Install_Service\Install_5_0_6->__construct() #1 /home/customer/www/katherineainsworth.com/public_html/wp-content/plugins/sg-cachepress/core/Helper/Factory_Trait.php(32): SiteGround_Optimizer\Install_Service\Install_Service->__construct() #2 /home/customer/www/katherineainsworth.com/public_html/wp-content/plugins/sg-cachepress/core/Loader/Loader.php(170): SiteGround_Optimizer\Loader\Loader->factory('install_service', 'install_service') #3 /home/customer/www/katherineainsworth.com/public_html/wp-content/plugins/sg-cachepress/core/Loader/Loader.php(81): SiteGround_Optimizer\Loader\Loader->load_dependencies() #4 /home/customer/www/katherineainsw in /home/customer/www/katherineainsworth.com/public_html/wp-content/plugins/sg-cachepress/core/Install_Service/Install_5_0_6.php on line 21