title: Woocommerce - checkout error after plugin update
body: <p>I have recently updated woocommerce plugin in my wordpress site to latest version and now the checkout if not working. Below are the error messages that I am seeing in Chrome and Firefox on checkout page. I am not able to understand if any hack is required to solve this from our end. Any help would be greatly appreciated.</p>
  
  <p><strong>Chrome Message-SyntaxError: Unexpected token &lt;</strong></p>
  
  <p><strong>Firefox Message-SyntaxError: JSON.parse: unexpected character at line 6 column 1 of the JSON data</strong></p>