Most common technical issues

• Very old browser. Update it and try again.
• Disabled cookies. Enable them and try again.
• No referrer information (typical for some versions of Opera browser). Enable sending referrer information and (as you might have guessed already) try again.

Because of these problems you may have to pass CAPTCHA every time you visit a page on this site. They can also increase page load times significantly or even render the whole site inaccessible. Moreover, these issues will possibly complicate your access to other resources as well. It is, therefore, in your interest to ensure they are fixed.