Fatal error: Uncaught Error: Call to undefined function wp_is_rest_endpoint() in /home/dmaele5/public_html/bestlyfebiz/wp-content/plugins/woocommerce/includes/class-wc-rest-authentication.php:77 Stack trace: #0 /home/dmaele5/public_html/bestlyfebiz/wp-content/plugins/woocommerce/includes/class-wc-rest-authentication.php(208): WC_REST_Authentication->is_request_to_rest_api() #1 /home/dmaele5/public_html/bestlyfebiz/wp-includes/class-wp-hook.php(308): WC_REST_Authentication->authenticate(NULL) #2 /home/dmaele5/public_html/bestlyfebiz/wp-includes/plugin.php(205): WP_Hook->apply_filters(NULL, Array) #3 /home/dmaele5/public_html/bestlyfebiz/wp-includes/user.php(3620): apply_filters('determine_curre...', false) #4 /home/dmaele5/public_html/bestlyfebiz/wp-includes/pluggable.php(70): _wp_get_current_user() #5 /home/dmaele5/public_html/bestlyfebiz/wp-includes/pluggable.php(1159): wp_get_current_user() #6 /home/dmaele5/public_html/bestlyfebiz/wp-content/plugins/revslider/public/revslider-front.class.php(385): is_user_logged_in() #7 in /home/dmaele5/public_html/bestlyfebiz/wp-content/plugins/woocommerce/includes/class-wc-rest-authentication.php on line 77