If this happens, please first try:
- Logout, by selecting "Account, Logout".
- Press Ctrl+SHIFT+F5 (or Ctrl+SHIFT+R), to force the browser to refresh its content.
- Log back in, by selecting "Log In / Sign Up".
- Check that your cart contents are correct.
- Click "Proceed to Checkout" and complete the payment process.
If you still have problems, please try in another web browser.
If your problems then persists, please contact us explaining what you have done and which browsers you've experienced the problem with.