I have learned that this error message we were receiving was due to something on the Cisco side. It is now working correctly. Pretty surprising and alarming that no one else noticed their IPS weren't grabbing the most updated signature package.
I am having an issue with the IPS. I have configured it for auto update and I am trying to download a new signature package. It seems to be working. However, once it comes across the package to download, it gives me this error:evError: eventId=123204...