Mine

01-20 00:53:23.539: I/AcalRequestor(1201): PUT https://luther.ceplovi.cz/caldav/karora/1f5279c6-a0ee-4221-bc63-c21122bf2f26.ics
01-20 00:53:23.539: I/AcalRequestor(1201): H>  If-None-Match:*
01-20 00:53:23.539: I/AcalRequestor(1201): H>  Content-type:text/calendar; charset="utf-8"
01-20 00:53:23.539: I/AcalRequestor(1201): H>  Authorization:Basic yep.
01-20 00:53:23.539: I/AcalRequestor(1201): ----------------------- vvv Request Body vvv -----------------------
01-20 00:53:23.539: I/AcalRequestor(1201): R>  BEGIN:VCALENDAR
01-20 00:53:23.539: I/AcalRequestor(1201): R>  VERSION:2.0
01-20 00:53:23.539: I/AcalRequestor(1201): R>  CALSCALE:GREGORIAN
01-20 00:53:23.539: I/AcalRequestor(1201): R>  PRODID:-//morphoss.com//aCal 1.0//EN
01-20 00:53:23.539: I/AcalRequestor(1201): R>  BEGIN:VEVENT
01-20 00:53:23.539: I/AcalRequestor(1201): R>  SUMMARY:Repeating event
01-20 00:53:23.539: I/AcalRequestor(1201): R>  RRULE:FREQ=WEEKLY;BYDAY=MO,TU,WE,TH,FR;COUNT=260
01-20 00:53:23.539: I/AcalRequestor(1201): R>  LAST-MODIFIED:20120119T115323Z
01-20 00:53:23.539: I/AcalRequestor(1201): R>  DTSTAMP:20120119T115323Z
01-20 00:53:23.549: I/AcalRequestor(1201): R>  UID:1f5279c6-a0ee-4221-bc63-c21122bf2f26
01-20 00:53:23.549: I/AcalRequestor(1201): R>  DTSTART:20120120T010000
01-20 00:53:23.549: I/AcalRequestor(1201): R>  CREATED:20120119T115323Z
01-20 00:53:23.549: I/AcalRequestor(1201): R>  DURATION:PT1H
01-20 00:53:23.549: I/AcalRequestor(1201): R>  BEGIN:VALARM
01-20 00:53:23.549: I/AcalRequestor(1201): R>  ACTION:AUDIO
01-20 00:53:23.549: I/AcalRequestor(1201): R>  TRIGGER;RELATED=START;VALUE=DURATION:-PT15M
01-20 00:53:23.549: I/AcalRequestor(1201): R>  END:VALARM
01-20 00:53:23.549: I/AcalRequestor(1201): R>  END:VEVENT
01-20 00:53:23.549: I/AcalRequestor(1201): R>  END:VCALENDAR
01-20 00:53:23.549: I/AcalRequestor(1201): ----------------------- ^^^ Request Body ^^^ -----------------------
01-20 00:53:25.639: I/AcalRequestor(1201): Response: 400, Sent: 455, Received: 0, Took: 2.103 seconds
01-20 00:53:25.639: I/AcalRequestor(1201): RESPONSE: HTTP/1.1 400 Bad Request
01-20 00:53:25.649: I/AcalRequestor(1201): H<  Date: Thu, 19 Jan 2012 11:51:11 GMT
01-20 00:53:25.649: I/AcalRequestor(1201): H<  Server: Zarafa
01-20 00:53:25.649: I/AcalRequestor(1201): H<  Content-Length: 0
01-20 00:53:25.649: I/AcalRequestor(1201): H<  DAV: 1, access-control, calendar-access, calendar-schedule, calendarserver-principal-property-search
01-20 00:53:25.649: I/AcalRequestor(1201): H<  Via: 1.1 luther.ceplovi.cz
01-20 00:53:25.649: I/AcalRequestor(1201): H<  Connection: close
01-20 00:53:25.649: I/AcalRequestor(1201): H<  Content-Type: text/calendar
01-20 00:53:25.649: I/AcalRequestor(1201): ----------------------- vvv Response Body vvv -----------------------
01-20 00:53:25.649: I/AcalRequestor(1201): ----------------------- ^^^ Response Body ^^^ -----------------------
01-20 00:53:25.649: W/aCal SyncChangesToServer(1201): INSERT: Status 400 on request for https://luther.ceplovi.cz/caldav/karora/1f5279c6-a0ee-4221-bc63-c21122bf2f26.ics