Zimbra 5.0.11 OSS version on Centos 5.2 and dav seems to be working but
somehow no data ... any help is welcome!

[giray@puma ~]$ cadaver http://mail.xyz.com/dav/gdevlet
Authentication required for Zimbra on server `mail.xyz.com':
Username: giray@xyz.com
Password:
Could not open collection:
404 Not Found
dav:/dav/giray/?

on the server I get (mailbox.log)

2009-02-09 21:15:25,368 INFO [btpool0-0] [aname=giray@xyz.com;ip=x.y.z.a;ua=cadaver/0.23.2 neon/0.28.3;] dav - /home/giray/ not found