main Forum RSS Feed doesn't update in Google Reader

Discussion created by SaultDon on Dec 22, 2010
using this RSS link:
The forum comes up in google reader, but out of all the ones I got in there, it is the only one that doesn't update when new posts are made.

I know I can individually subscribe to forums from the RSS links in this list:

Is this an issue related to another post in regards to special characters in title/post names that stop the feed from updating?