HTTP/1.1 412 Precondition Failed
Date: Dow, 01 Jan 2000 00:00:00 GMT
DAV: 1, 2, 3, access-control, calendar-access, calendar-schedule
DAV: extended-mkcol, bind, addressbook, calendar-auto-schedule, calendar-proxy
Content-Length: 44
Content-Type: text/plain; charset="utf-8"

Resource has changed on server - not deleted
         dav_etag: >6cff373f55c3e8318ad1c0db93205d08<
         dav_name: >/user1/home/F56B49B10FC923D20FE2DC92D6580340-0.ics<

