I have noticed that after submitting a chat message it may not appear in the list, even in the message author's browser. If you reload the page it always comes, but not by itself as it does other times. I suspect it is AJAX/AHAH problem, but how to deal with it?
I use APC as caching engine.

Comments

Status:Active» Postponed (maintainer needs more info)

sorry, i need more information.

are there any errors in the javascript console of the browser?

errors in drupal's watchdog or in the php error logs?

I am facing the same issue, were you able to resolve this?