Please help, someone.

Presumably something is simply missing, but there are no log messages at all to give an idea. Probably the Lion idea is a red herring.
I did a complete reinstall of Snow Leopard a couple of weeks before updating to Lion and it may have happened then.

Here’s a very simple test below. The code is correct, of that I’m certain.
The debug just prints out “version: PD4ML 380 Pro” and then it all hangs….

All the correct .jars are on the classpath- I currently have:

Any help would be very gratefully received.

<%@page import="org.zefer.pd4ml.PD4Constants"<br /> %><%@ taglib uri="http://pd4ml.com/tlds/pd4ml/2.6" prefix="pd4ml"<br /> %><%@page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8"%><pd4ml:transform<br /> pageFormat="A4"<br /> pageOrientation="portrait"<br /> screenWidth="700"<br /> pageInsets="10,50,20,50,points"<br /> debug="true"><br /> <html><br /> <head><br /> <br /> </head><br /> <body><br /> <br /> hello<br /> </body><br /> </html><br /> </pd4ml:transform>