The verification file 90% doesn't work, to make sure the verification I suggest the meta tag solution.
Now why you aren't able to verify, please follow the instructions:
1. Go to you Elxis Admin panel
2. Go to the template chooser
3. Select the default template you are using
4. Press the button "edit HTML"
5. Locate the meta tags
example:
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
6. Insert you similar verification meta tag right after the first meta tag (in a new line).
7. Save your page
8. Open your website (index page) with your favorite browser, and press simultaneously Ctrl and F5 buttons to refresh your page from the server.
9. With your favorite browser view the source of your website to locate the verification meta tag
10. Go to Google page and run the verification again.
I hope this small tutorial will help many users.
Elxis FAN.