I used to run some code that would trace every function in a package. 
It's a rather heavy-handed approach, but useful if I didn't really know 
what was going on in the code. The snippet is here if you want it:

http://www.technicat.com/lisp/trace.lisp

-Phil

Fabrizio Morbini wrote:

> Hi all, is it possible to have line informations of the errors? For
> debugging purpose is usefull know what line generates the error (I think
> that the line number is not possible because there is no mapping between
> the file and the functions, but at least print the expression that
> generate the error should be possible).
> 
> Actually, to debug a program I use the classic "print" method...
> 
> Thank you and Best Regards.
> 
> Fabrizio.
> 
> 


-- 
Phil Chu
<technicat.com at philipchu>
http://www.technicat.com/