Fatal error: Uncaught Error: Call to undefined function is_woocommerce() in /home/thejsistore/public_html/wp-content/themes/jsi-cabinets/functions.php:368 Stack trace: #0 /home/thejsistore/public_html/wp-includes/class-wp-hook.php(286): custom_pre_get_posts(Object(WP_Query)) #1 /home/thejsistore/public_html/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters('', Array) #2 /home/thejsistore/public_html/wp-includes/plugin.php(531): WP_Hook->do_action(Array) #3 /home/thejsistore/public_html/wp-includes/class-wp-query.php(1731): do_action_ref_array('pre_get_posts', Array) #4 /home/thejsistore/public_html/wp-includes/class-wp-query.php(3382): WP_Query->get_posts() #5 /home/thejsistore/public_html/wp-includes/class-wp.php(622): WP_Query->query(Array) #6 /home/thejsistore/public_html/wp-includes/class-wp.php(739): WP->query_posts() #7 /home/thejsistore/public_html/wp-includes/functions.php(1105): WP->main('') #8 /home/thejsistore/public_html/wp-blog-header.php(16): wp() #9 /home/thejsistore/public_html/index.php(17): requ in /home/thejsistore/public_html/wp-content/themes/jsi-cabinets/functions.php on line 368