Unable to Save

We’re experiencing issues after upgrading to WP 3.5.2.
We’re using Flipping Team 2.1.1

I am unable to edit or create members. In addition, the text is not show showing on the site – only the pictures.

https://www.terroirist.com/terroirists/

https://www.ads-software.com/extend/plugins/flipping-team/