Madalena,
There appears to have been network server errors today I suspect is causing the issue. Please give it 24 hours to resolve. If the problem is present tomorrow, please let me know and I will have FAA Tech Support remove one for you.
Thanks :-)
To add: Please ensure your web browser is properly cleaned of any stored cache when viewing. The easiest way would be to press the F5 button on your keyboard when viewing your combined Groups page. This will refresh the page that gets displayed by your computer monitor.