I'm still traveling - leaving Paris for Ukraine tomorrow morning - and have connection only for about an hour every other day (the reason I haven't been posting lately) just enough to make sure the sites are up and glance through new email.
I fixed problem with uploaded images not showing up on blogs and yet another one Duncan Mackenzie is mentioning:
Within a few hours of being up, I ran into this issue... odd, since it doesn't appear to be affecting very many folks...
.Text Threading Bug
...If you are one of the 7 regular readers here you might have noticed some problems over the last few weeks. Every so often .Text would display an error page with the message: “Value cannot be null. Parameter name: value”. Once the error happened it would stick around until the application restarted. Unfortunately, the error was appearing everyday. After asking around on some of the boards to no avail I did some sleuthing...

[Via Blogs on DuncanMackenzie.net]
I haven't ran into this problem before as I was updating the blogs site frequently (hence restarting the app) before I went to vacation...
Well, hopefully these all are fixed now