iPhone 13 ProMax

Fatal error: Uncaught TypeError: Unsupported operand types: string - string in /home/izxbphoh/public_html/wp-content/themes/xts-luman/framework/modules/wc-stock-progress-bar/class-wc-stock-progress-bar.php:127 Stack trace: #0 /home/izxbphoh/public_html/wp-content/themes/xts-luman/framework/modules/wc-stock-progress-bar/class-wc-stock-progress-bar.php(95): XTS\Modules\WC_Stock_Progress_Bar->get_progress_bar_data() #1 /home/izxbphoh/public_html/wp-content/themes/xts-luman/framework/modules/wc-stock-progress-bar/functions.php(22): XTS\Modules\WC_Stock_Progress_Bar->stock_progress_bar_template('xts-product-spb') #2 /home/izxbphoh/public_html/wp-content/themes/xts-luman/woocommerce/content-product-summary.php(99): xts_stock_progress_bar_template('xts-product-spb') #3 /home/izxbphoh/public_html/wp-includes/template.php(812): require('/home/izxbphoh/...') #4 /home/izxbphoh/public_html/wp-content/plugins/woocommerce/includes/wc-core-functions.php(285): load_template('/home/izxbphoh/...', false) #5 /home/izxbphoh/public_html/wp-content/themes/xts-luman/woocommerce/content-product.php(62): wc_get_template_part('content', 'product-summary') #6 /home/izxbphoh/public_html/wp-includes/template.php(812): require('/home/izxbphoh/...') #7 /home/izxbphoh/public_html/wp-content/plugins/woocommerce/includes/wc-core-functions.php(285): load_template('/home/izxbphoh/...', false) #8 /home/izxbphoh/public_html/wp-content/themes/xts-luman/framework/integration/woocommerce/template-tags/loop-product.php(291): wc_get_template_part('content', 'product') #9 /home/izxbphoh/public_html/wp-includes/class-wp-hook.php(324): xts_get_product_main_loop('') #10 /home/izxbphoh/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters('', Array) #11 /home/izxbphoh/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #12 /home/izxbphoh/public_html/wp-content/themes/xts-luman/woocommerce/archive-product.php(84): do_action('xts_product_mai...') #13 /home/izxbphoh/public_html/wp-content/plugins/woocommerce/includes/wc-core-functions.php(346): include('/home/izxbphoh/...') #14 /home/izxbphoh/public_html/wp-content/plugins/woocommerce/templates/taxonomy-product-tag.php(22): wc_get_template('archive-product...') #15 /home/izxbphoh/public_html/wp-includes/template-loader.php(106): include('/home/izxbphoh/...') #16 /home/izxbphoh/public_html/wp-blog-header.php(19): require_once('/home/izxbphoh/...') #17 /home/izxbphoh/public_html/index.php(17): require('/home/izxbphoh/...') #18 {main} thrown in /home/izxbphoh/public_html/wp-content/themes/xts-luman/framework/modules/wc-stock-progress-bar/class-wc-stock-progress-bar.php on line 127