[SOLVED] New Install, unable to post

I just completed a new installation of 1.4.0. and after configuring and adding in I forum topics I am unable to post in any forum.
Whenever I click on any forum heading I am sent to an "Important Meassage!" page.
Which is followed by:
I've been through all the menu's in the admin panel and haven't found a cause for it.
Any ideas?
Whenever I click on any forum heading I am sent to an "Important Meassage!" page.
Please read the following post as it contains important update information pertaining to this forum. Click HERE for more information.
Which is followed by:
The topic or post you requested does not exist.
I've been through all the menu's in the admin panel and haven't found a cause for it.
Any ideas?