I upgraded one of my 3 PCs to NIS2013 and now I get the following error window every time I attempt to log into My Norton account:
I can login to My Norton Account on the website and on the PCs still running NIS 2012 with no problems so I know my credentials are correct. This happens in both Firefox 15 and IE8
PC config
Windows XP Home SP3
NIS 20.1.1.2