Plugin SF failed. One or more of the following parameters are missing: groupid, trackerid or itemid.
Competition and standards
As for Jabber clients, please see jabber clients.
CVS Doc section
I have the JabberApplet working quite nicely on several of my 1.7 sites. Here are the steps to follow:
I (dheltzel) just setup a Jabber server to run some of the same domains that I run Tiki on. Jabber sure has a lot of name recognition in the OSS community. It seems to work pretty well. too.