At the moment we attempt to generate an assertion from within the dialog (after signing in), an error is displayed: "we're sorry, but an error has occured".
This affects IE8 on winxp, but not IE9, nor IE9 in IE8 mode.
blocked on this upstream fix in jwcrypto: mozilla/browserid-crypto#17
upgrade to jwcrypto v0.2.2 which fixes IE8 compatibility issues. closes
verified stage train-2012.05.14 - I can use xp ie8 without errors.