Critical Error

2021-08-23T09:52:13+00:00 CRITICAL Uncaught TypeError: Unsupported operand types: string / string in /home/nwjawu9pwcwn/public_html/tshirtecommerce/addons/printings/control/size.php:80
Stack trace:
#0 /home/nwjawu9pwcwn/public_html/tshirtecommerce/includes/cart.php(149): getPricePrinting()
#1 /home/nwjawu9pwcwn/public_html/tshirtecommerce/includes/cart.php(171): dgCart->printingType()
#2 /home/nwjawu9pwcwn/public_html/tshirtecommerce/includes/cart.php(354): dgCart->getPricePrint()
#3 /home/nwjawu9pwcwn/public_html/tshirtecommerce/includes/functions.php(1232): dgCart->totalPrice()
#4 /home/nwjawu9pwcwn/public_html/tshirtecommerce/ajax.php(512): dg->prices()
#5 {main}
thrown in /home/nwjawu9pwcwn/public_html/tshirtecommerce/addons/printings/control/size.php on line 80

2021-08-23T12:40:29+00:00 CRITICAL Uncaught Error: Non-static method WC_Abstract_Legacy_Order::get_item_meta() cannot be called statically in /home/nwjawu9pwcwn/public_html/wp-content/plugins/tshirtecommerce/tshirtecommerce.php:1144
Stack trace:
#0 /home/nwjawu9pwcwn/public_html/wp-includes/class-wp-hook.php(303): oder_item_view_diesign()
#1 /home/nwjawu9pwcwn/public_html/wp-includes/class-wp-hook.php(327): WP_Hook->apply_filters()
#2 /home/nwjawu9pwcwn/public_html/wp-includes/plugin.php(470): WP_Hook->do_action()
#3 /home/nwjawu9pwcwn/public_html/wp-content/plugins/woocommerce/includes/admin/meta-boxes/views/html-order-item.php(43): do_action()
#4 /home/nwjawu9pwcwn/public_html/wp-content/plugins/woocommerce/includes/admin/meta-boxes/views/html-order-items.php(62): include(‘/home/nwjawu9pw…’)
#5 /home/nwjawu9pwcwn/public_html/wp-content/plugins/woocommerce/includes/admin/meta-boxes/class-wc-meta-box-order-items.php(41): include(‘/home/nwjawu9pw…’)
#6 /home/nwjawu9pwcwn/public_html/wp-admin/includes/template.php(1395): WC_Meta_Box_Order_Items::output()
#7 /home/nwjawu9pwcwn/public_html/wp-admin/edit-form-advanced.php(688): do_meta_boxes()
#8 /home/nwjawu9pwcwn/public_html/wp-admin/post.php(206): require(‘/home/nwjawu9pw…’)
#9 {main}
thrown in /home/nwjawu9pwcwn/public_html/wp-content/plugins/tshirtecommerce/tshirtecommerce.php on line 1144