I have the same problem....I try to fix them but I can...
I've try to use google public dns, flush my dns, clear my cache, try to log in with another viewers, stop the antivirus and firewall, also I ask to my gf for login in my account and she can't...same problem...Also I tried to login on beta...set my avatar to default and its the same...chose another locations...sandra and others and other...nothing appened...and I set my group tag to none...idk whats happened