We are new to WordPress.org as we have just moved our website from WordPress.com.
We have transferred the blog contect yesterday and everything was ok. Today I was approving some past comments and pinbacks and after I have done that, none of the pages or posts open any more and I get a message: "404 Error File Not Found The page you are looking for might have been removed, had its name changed, or is temporarily unavailable."
It is possible to view and access the homepage, however.
Please help us fix this problem as I have no idea what I have done wrong and why would approving comments mess it up like this?
This is my website: