fatal error on line 42

Hi
I cannot deactivate the subtitle on product pages and the plugin is giving an error after the latest update as below. Can you help please?
Thanks
Line 42
Message Uncaught Error: Call to a member function get_id() on null in /home/public_html/sandbox/wp-content/plugins/sip-reviews-shortcode-woocommerce/public/partials/plugin-reviews-shortcode-display.php:42 Stack trace: #0 /home/public_html/sandbox/wp-includes/shortcodes.php(325): sip_review_shortcode_wc(Array, ”, ‘woocommerce_rev…’) #1 [internal function]: do_shortcode_tag(Array) #2 /home/public_html/sandbox/wp-includes/shortcodes.php(199): preg_replace_callback(‘/\\[(\\[?)(woocom…’, ‘do_shortcode_ta…’, ‘
output() #5 /home/public_html/sandbox/wp-content/plugins/wc-product-subtitle/vendor/wponion/wponion/core/abstract/class-field.php(195): WPO
File /home/public_html/sandbox/wp-content/plugins/sip-reviews-shortcode-woocommerce/public/partials/plugin-reviews-shortcode-display.php