I find that if i open up the offending script in the ZMI and 'test' it, it usually gives more error information.
-m
-----Original Message-----
From: zope-admin@zope.org [mailto:zope-admin@zope.org]On Behalf Of Ben Avery
Sent: Wednesday, July 10, 2002 11:56 AM
To: zope@zope.org
Subject: [Zope] grrr!

Is there any way to get meaningful error messages for python scripts?

Error Type: RuntimeError
Error Value: Script (Python) calendar_view_handler has errors.

doesn't exactly help me track down the error. there's nothing useful in the backtrace  >: (