Norton Safe Web on Facebook

Receiving something weird on facebook. Would like to know if anybody else has experience this problem. Could it be a facebooks server issue ? Could it be A Norton DNS issue ? Or Could it be a redirect virus trying to infect my page on facebook ? 

 

Message says "Server encountered an Error while servicing your request, Please try again later".  then it goes into a redirect loop.

 

See PDF FILE. 

Anybody Has any Idea ?