Hi I'm seeing this error now and use Sqaure for woocomcere and now clients cant add their card info ( see below )
noo-visionary/woocommerce/archive-product.php,
/home/soe9pq3jfnfy/public_html/wp-content/plugins/woocommerce-tm-extra-product-options/templates/cart/cart-item-data.php,
noo-visionary/woocommerce/cart/cart.php
version 3.5.0 is out of date. The core version is 3.7.0,
noo-visionary/woocommerce/checkout/form-checkout.php,
noo-visionary/woocommerce/checkout/thankyou.php
version 3.2.0 is out of date. The core version is 3.7.0,
noo-visionary/woocommerce/content-product.php
version 3.4.0 is out of date. The core version is 3.6.0,
noo-visionary/woocommerce/content-single-product.php
version 3.4.0 is out of date. The core version is 3.6.0,
noo-visionary/woocommerce/global/quantity-input.php
version 3.4.0 is out of date. The core version is 3.6.0,
noo-visionary/woocommerce/loop/loop-end.php,
noo-visionary/woocommerce/loop/loop-start.php,
noo-visionary/woocommerce/loop/orderby.php
version 3.3.0 is out of date. The core version is 3.6.0,
noo-visionary/woocommerce/loop/pagination.php,
noo-visionary/woocommerce/loop/rating.php
version 3.0.0 is out of date. The core version is 3.6.0,
noo-visionary/woocommerce/loop/result-count.php
version 3.3.0 is out of date. The core version is 3.7.0,
noo-visionary/woocommerce/loop/sale-flash.php,
noo-visionary/woocommerce/single-product/product-image.php,
noo-visionary/woocommerce/single-product/related.php,
noo-visionary/woocommerce/single-product.php