Fatal error: Uncaught Error: Call to undefined function add_filter() in /var/www/html/wp-content/plugins/jetpack/jetpack_vendor/automattic/woocommerce-analytics/src/mu-plugin/woocommerce-analytics-proxy-speed-module.php:35 Stack trace: #0 /var/www/html/wp-content/plugins/jetpack/jetpack_vendor/automattic/woocommerce-analytics/src/mu-plugin/woocommerce-analytics-proxy-speed-module.php(83): WooCommerceAnalyticsProxySpeed->init() #1 {main} thrown in /var/www/html/wp-content/plugins/jetpack/jetpack_vendor/automattic/woocommerce-analytics/src/mu-plugin/woocommerce-analytics-proxy-speed-module.php on line 35