On our Niptees.com site, when a customer goes to a product and chooses an option we get these

Warning: Attempt to read property "title" on null in /var/www/vhosts/niptees.com/httpdocs/components/com_easystore/layouts/title.php on line 46

Warning: Attempt to read property "stock" on null in /var/www/vhosts/niptees.com/httpdocs/components/com_easystore/layouts/availability.php on line 24

We are not sure if this is something on our end