Always the same page

Hello!

Im working on a little website for an blog of my game development, but the website shows the same page everytime, I resettet the whole page, deleted all pages, also the main page, but it still doesent work. I want to change the home page, but it wont work because it shows always the same page, thats a big problem because I cant edit the Page.

Can anybody help?

The page I need help with: [log in to see the link]