updated to 3.8 and cant view posts or pages

Hi,

Ive recently updated to wordpress 3.8 and i now cannot view any of my posts or pages and i cant login in i have to type in wp-admin into the search bar to sign in.

Things ive tried:

I’ve cleared my browser cache
used w3 total cache
reverted back to 2013 theme and 2012 theme still no luck.

My website is jakehenshall.com

Please help me out.

Thanks Jake