Heading title product

Fatal error: Uncaught TypeError: sizeof(): Argument #1 ($value) must be of type Countable|array, bool given in /var/www/prideindia/wp-content/themes/charity/woocommerce/single-product/meta.php:17 Stack trace: #0 /var/www/prideindia/wp-content/plugins/woocommerce/includes/wc-core-functions.php(345): include() #1 /var/www/prideindia/wp-content/plugins/woocommerce/includes/wc-template-functions.php(1673): wc_get_template() #2 /var/www/prideindia/wp-includes/class-wp-hook.php(308): woocommerce_template_single_meta() #3 /var/www/prideindia/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters() #4 /var/www/prideindia/wp-includes/plugin.php(517): WP_Hook->do_action() #5 /var/www/prideindia/wp-content/themes/charity/woocommerce/content-single-product.php(60): do_action() #6 /var/www/prideindia/wp-includes/template.php(785): require('...') #7 /var/www/prideindia/wp-content/plugins/woocommerce/includes/wc-core-functions.php(284): load_template() #8 /var/www/prideindia/wp-content/themes/charity/woocommerce/single-product.php(47): wc_get_template_part() #9 /var/www/prideindia/wp-includes/template-loader.php(106): include('...') #10 /var/www/prideindia/wp-blog-header.php(19): require_once('...') #11 /var/www/prideindia/index.php(17): require('...') #12 {main} thrown in /var/www/prideindia/wp-content/themes/charity/woocommerce/single-product/meta.php on line 17