Fatal error: Uncaught Error: Call to undefined function is_product_category() in /home/u977678619/domains/katanawave.com/public_html/wp-content/themes/dt-the7-child/functions.php:79 Stack trace: #0 /home/u977678619/domains/katanawave.com/public_html/wp-includes/class-wp-hook.php(324): {closure}('') #1 /home/u977678619/domains/katanawave.com/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #2 /home/u977678619/domains/katanawave.com/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #3 /home/u977678619/domains/katanawave.com/public_html/wp-includes/general-template.php(3065): do_action('wp_head') #4 /home/u977678619/domains/katanawave.com/public_html/wp-content/themes/dt-the7/header-single.php(24): wp_head() #5 /home/u977678619/domains/katanawave.com/public_html/wp-includes/template.php(812): require('/home/u97767861...') #6 /home/u977678619/domains/katanawave.com/public_html/wp-includes/template.php(745): load_template('/home/u97767861...', false, Array) #7 /home/u97767861 in /home/u977678619/domains/katanawave.com/public_html/wp-content/themes/dt-the7-child/functions.php on line 79