we are creating an application that requires custom namespace extensions, and we want the data in these extensions to persist to subsequent chat sessions just as the basic text chat is handled; however, we have been unable to get it to work. We need to implement a purely client-side means of archiving and regurgitating the data rather than using server extensions. I need to look into it further, but it seems like empty messages are being returned for subsequent sessions.
For example, this is roughly how our data looks:
Are we missing a finer point of getting things to persist?
This post addresses the same problem.
And this may have some correlation as well, although it doesn’'t address extensions explicitly:
History Support in Multi-User Chant This