Fatal error for subscription

Hi,

I have installed your plugin, and on bundle product broke my site and this error I got:

[Tue Apr 13 14:05:40.531274 2021] [php7:error] [pid 29562] [client 77.243.23.159:14800] PHP Fatal error: Uncaught Error: Call to a member function get_id() on null in /nas/content/live/amctesting/wp-content/plugins/yith-woocommerce-subscription/includes/class.yith-wc-subscription.php:158\nStack trace:\n#0 /nas/content/live/amctesting/wp-content/plugins/yith-woocommerce-subscription/includes/class.yith-wc-subscription-cart.php(74): YITH_WC_Subscription->is_subscription(NULL)\n#1 /nas/content/live/amctesting/wp-includes/class-wp-hook.php(287): YWSBS_Subscription_Cart->change_price_in_cart_html('<span class="wo...', 10, 2)\n#2 /nas/content/live/amctesting/wp-includes/plugin.php(212): WP_Hook->apply_filters('<span class="wo...', Array)\n#3 /nas/content/live/amctesting/wp-content/themes/savealife/woocommerce/cart/mini-cart.php(51): apply_filters('woocommerce_car...', '<span class="wo...', 10, 2)\n#4 /nas/content/live/amctesting/wp-content/plugins/woocommerce/includes/wc-core-functions.php(344): include('/nas/content/li...')\n#5 /nas/content/live/amctesting/wp-content/plugins/woocommerce/includes/wc-template-functions.php(21 in /nas/content/live/amctesting/wp-content/plugins/yith-woocommerce-subscription/includes/class.yith-wc-subscription.php on line 158, referer: https://amctesting.wpengine.com/wp-admin/