Watkins Glen Bucket Hat- Khaki

Watkins Glen Bucket Hat- Khaki quantity Fatal error: Uncaught Error: Call to undefined function wp_readonly() in /home/j8h4b3kzbok1/public_html/wp-content/themes/dt-the7/woocommerce/global/quantity-input.php:57 Stack trace: #0 /home/j8h4b3kzbok1/public_html/wp-content/plugins/woocommerce/includes/wc-core-functions.php(345): include() #1 /home/j8h4b3kzbok1/public_html/wp-content/plugins/woocommerce/includes/wc-template-functions.php(1794): wc_get_template('global/quantity...', Array) #2 /home/j8h4b3kzbok1/public_html/wp-content/plugins/woocommerce/templates/single-product/add-to-cart/simple.php(42): woocommerce_quantity_input(Array) #3 /home/j8h4b3kzbok1/public_html/wp-content/plugins/woocommerce/includes/wc-core-functions.php(345): include('/home/j8h4b3kzb...') #4 /home/j8h4b3kzbok1/public_html/wp-content/plugins/woocommerce/includes/wc-template-functions.php(1676): wc_get_template('single-product/...') #5 /home/j8h4b3kzbok1/public_html/wp-includes/class-wp-hook.php(303): woocommerce_simple_add_to_cart('') #6 /home/j8h4b3kzbok1/public_html/wp-includes/class-wp- in /home/j8h4b3kzbok1/public_html/wp-content/themes/dt-the7/woocommerce/global/quantity-input.php on line 57