CRITICAL Uncaught Error

Replies: 0

The below error is logged in wordpress admin Error Logs:

2022-06-19T02:36:11+00:00 CRITICAL Uncaught Error: Call to a member function get_name() on string in /home/customer/www/yiassu.com/public_html/wp-content/themes/rigid/incl/woocommerce-functions.php:1229
Stack trace:
#0 /home/customer/www/yiassu.com/public_html/wp-content/themes/rigid/woocommerce/content-product.php(56): rigid_display_attributes_in_listings()
#1 /home/customer/www/yiassu.com/public_html/wp-includes/template.php(772): require('/home/customer/...')
#2 /home/customer/www/yiassu.com/public_html/wp-content/plugins/woocommerce/includes/wc-core-functions.php(284): load_template('/home/customer/...', false)
#3 /home/customer/www/yiassu.com/public_html/wp-content/plugins/woocommerce/templates/cart/cross-sells.php(40): wc_get_template_part('content', 'product')
#4 /home/customer/www/yiassu.com/public_html/wp-content/plugins/woocommerce/includes/wc-core-functions.php(345): include('/home/customer/...')
#5 /home/customer/www/yiassu.com/public_html/wp-content/plugins/woocommerce/includes/wc-template-functions.php(2162): wc_get_template('car in /home/customer/www/yiassu.com/public_html/wp-content/themes/rigid/incl/woocommerce-functions.php on line 1229

Any ideas if this is something like a conflict on my website OR if its a Woocommecrdce bug or something?

Will appreciate all the help i can get.

Many thanks
Yiannos