> IIRC, this only happens when the exception is handled by the top level
> interpreter.  If you catch the exception yourself at the top level you
> can print out whatever you want, including the full stack trace.
Yes, that's what I did as a workaround. But you have to do it for every 
thread and every fork (which in my case is 4 different places)
-- 
Sylvain Joyeux