Warning: Undefined variable $block in /home/airtimer/public_html/vendor/magento/module-sales/view/frontend/templates/items/price/row.phtml on line 8

Fatal error: Uncaught Error: Call to a member function getItem() on null in /home/airtimer/public_html/vendor/magento/module-sales/view/frontend/templates/items/price/row.phtml:8 Stack trace: #0 {main} thrown in /home/airtimer/public_html/vendor/magento/module-sales/view/frontend/templates/items/price/row.phtml on line 8