Woo Commerce Price changing issue

Ok so I am having a few issues

#1 Pricing for products will not save, not sure why? Everything is updated etc. running current version. The site is below 5000 product portfolio

http://www.medicalsupplysupercenter.com

I am receiving an error that I have seen written about in this forum, but before I got an answer one of the forum nazis said to take it to another thread. http://www.medicalsupplysupercenter.com/portfolio-view/whats-on-sale/

Error: /plugins/woocommerce/templates/content-product.php on line 33