You probably gathered this much, but according to the O'Reilly HTTP Pocket Reference: "CGI programmers are painfully familiar with the 500 (Server Error) code, which frequently means that their program crashed." It's a catch-all error--Zope doesn't know anything more specific about the problem. The other 5** errors are more specific. Matt __________________________________________________ Do you Yahoo!? Yahoo! Mail Plus - Powerful. Affordable. Sign up now. http://mailplus.yahoo.com