Views:

  1. Verify if the date, time and time zone on your PC are correct.
  2. Visit the Isabel 6 download zone to check if you have necessary components to work with Isabel 6.
  3. Try again.
 

If the issue is not solved

  1. Verify that all Mac software updates have been installed.
  2. Make sure you are using a supported browser (Safari, Chrome or Firefox) and that the browser is up-to-date.
  3. Try again in one of the other supported browsers.