Fatal error: Uncaught Error: Interface 'Automattic\WooCommerce\Blocks\Integrations\IntegrationInterface' not found in /homepages/32/d83803006/htdocs/clickandbuilds/KindersachenKinderspielzeug/wp-content/plugins/mailchimp-for-woocommerce/blocks/woocommerce-blocks-integration.php:16 Stack trace: #0 /homepages/32/d83803006/htdocs/clickandbuilds/KindersachenKinderspielzeug/wp-content/plugins/mailchimp-for-woocommerce/blocks/newsletter.php(6): require() #1 /homepages/32/d83803006/htdocs/clickandbuilds/KindersachenKinderspielzeug/wp-content/plugins/mailchimp-for-woocommerce/mailchimp-woocommerce.php(53): include_once('/homepages/32/d...') #2 /homepages/32/d83803006/htdocs/clickandbuilds/KindersachenKinderspielzeug/wp-includes/class-wp-hook.php(287): {closure}('') #3 /homepages/32/d83803006/htdocs/clickandbuilds/KindersachenKinderspielzeug/wp-includes/class-wp-hook.php(311): WP_Hook->apply_filters(NULL, Array) #4 /homepages/32/d83803006/htdocs/clickandbuilds/KindersachenKinderspielzeug/wp-includes/plugin.php(478): WP_Hook->do_ac in /homepages/32/d83803006/htdocs/clickandbuilds/KindersachenKinderspielzeug/wp-content/plugins/mailchimp-for-woocommerce/blocks/woocommerce-blocks-integration.php on line 16