Scheduled Maintenance: We are aware of an issue with Google, AOL, and Yahoo services as email providers which are blocking new registrations. We are trying to fix the issue and we have several internal and external support tickets in process to resolve the issue. Please see: viewtopic.php?t=158230
Ubuntu is not supported here so post moved to Offtopic. Not polite to hijack other people's unrelated topics, you should start a new one for a new issue.
I suspect this is a spambot post but giving you the benefit of doubt for now.
“ computer users can be divided into 2 categories:
Those who have lost data
...and those who have not lost data YET ”Remember toBACKUP!