I do not get any error messages, however i do have an exclamation icon next to the account name. I looked at the logs, but i don't know what to look for.
Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:188.8.131.52) Gecko/2008072406 Prism (zdesktop/0.91) Build 1338
connecting to 01.com servers. I connect to the web version no problem. I do have messages downloaded on the desktop version.