1. ALL private content is PUBLIC. 2. Visitors are unable

1. ALL private content is PUBLIC.
2. Visitors are unable to subscribe to the site using the Join Now, but were able to a few days ago.
3. pages are weird and is showing the code in the text occasionally.

Again, all the private content is public right now and I'm also unable to have new business since the sign up links are not working.

This has all started happening today since I updated the Membership 2 plugin. -_-