When I go to the game I play in: <a href="http://app.roll20.net/campaigns/details/42984/eclipse-phase-msar" rel="nofollow">http://app.roll20.net/campaigns/details/42984/eclipse-phase-msar</a>
And click on the Chat Archive (on that screen or on the in game one) all that pops up is one line. Rather then the two sessions worth of gaming.
I use Chrome on a Windows 7 desktop.
Two weeks ago I was able to access it with no problems.