Fatal error: Uncaught Error: Call to a member function add_to_cart_url() on null in /home/engine68/public_html/wp-content/themes/crio/inc/boldgrid-theme-framework/includes/class-boldgrid-framework-woocommerce.php:59 Stack trace: #0 /home/engine68/public_html/wp-includes/class-wp-hook.php(310): BoldGrid_Framework_Woocommerce->buttons('<a href="?add-t...') #1 /home/engine68/public_html/wp-includes/plugin.php(205): WP_Hook->apply_filters('<a href="?add-t...', Array) #2 /home/engine68/public_html/wp-content/plugins/tutor/templates/loop/add-to-cart-woocommerce.php(74): apply_filters('woocommerce_loo...', '<a href="?add-t...', Object(WC_Product_Simple), Array) #3 /home/engine68/public_html/wp-content/plugins/tutor/includes/tutor-template-functions.php(128): include('/home/engine68/...') #4 /home/engine68/public_html/wp-content/plugins/tutor/includes/tutor-template-functions.php(695): tutor_load_template('loop.add-to-car...') #5 /home/engine68/public_html/wp-content/plugins/tutor/templates/loop/course-price-woocommerce.php(28): tutor_course_loop_add_to_cart(false) #6 /home/engine68/public_html/wp-content/plugins/tutor/includes/tutor-template-functions.php(128): include('/home/engine68/...') #7 /home/engine68/public_html/wp-content/plugins/tutor/includes/tutor-template-functions.php(648): tutor_load_template('loop.course-pri...') #8 /home/engine68/public_html/wp-content/plugins/tutor/templates/loop/footer.php(13): tutor_course_loop_price() #9 /home/engine68/public_html/wp-content/plugins/tutor/includes/tutor-template-functions.php(128): include('/home/engine68/...') #10 /home/engine68/public_html/wp-content/plugins/tutor/includes/tutor-template-functions.php(313): tutor_load_template('loop.footer') #11 /home/engine68/public_html/wp-includes/class-wp-hook.php(308): tutor_course_loop_footer('') #12 /home/engine68/public_html/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters('', Array) #13 /home/engine68/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #14 /home/engine68/public_html/wp-content/plugins/tutor/templates/loop/course.php(54): do_action('tutor_course/lo...') #15 /home/engine68/public_html/wp-content/plugins/tutor/includes/tutor-template-functions.php(128): include('/home/engine68/...') #16 /home/engine68/public_html/wp-content/plugins/tutor/templates/archive-course-init.php(62): tutor_load_template('loop.course') #17 /home/engine68/public_html/wp-content/plugins/tutor/includes/tutor-template-functions.php(128): include('/home/engine68/...') #18 /home/engine68/public_html/wp-content/plugins/tutor/templates/archive-course.php(28): tutor_load_template('archive-course-...', Array) #19 /home/engine68/public_html/wp-content/themes/crio/base.php(82): require('/home/engine68/...') #20 /home/engine68/public_html/wp-includes/template-loader.php(106): include('/home/engine68/...') #21 /home/engine68/public_html/wp-blog-header.php(19): require_once('/home/engine68/...') #22 /home/engine68/public_html/index.php(17): require('/home/engine68/...') #23 {main} thrown in /home/engine68/public_html/wp-content/themes/crio/inc/boldgrid-theme-framework/includes/class-boldgrid-framework-woocommerce.php on line 59