Exception handling in processing.net.* -- why can't I catch exceptions?

[glv]

I posted an example of some recent work in the gallery:

Networking: Processing Client to PHP Server

A very simple example of a Processing network client communicating with a PHP server. I used the WAMP server: An “update” increments a counter (Processing) and is sent to a server( with c.write()) and stored in a file on server. You can run the web page (reads “counter” from file) to watch the updates or just open the file to see current status. Restarting the Processing sketch resets the counter on Processing and the saved counter on server. “Updates” are sent with a mouse left button …