It says "Sorry, an unexpected error occurred. Please try again later. Error code: -1012 (NSURLErrorDomain)"

It says "Sorry, an unexpected error occurred. Please try again later. Error code: -1012 (NSURLErrorDomain)

What do i do?!

My ipod ALL OF A SUDDEN ... is connected to the internet but doesnt use anything...yet it works on all my other devices (tablet, phone etc..)

I log onto facebook and it says that ^ or for any other app it just says "no network connection"

...What do i do??