Hi friends,

I am trying to write reports to query CalDav server  based on time range, but whenever I try to query the CALDAV server it throws an Internal Server Error

CalDav Error log show me this


2008-08-08 17:08:36-0500 [-] [caldav-8009]  [AMP,client] OPTIONS /principals/users/vyom/ HTTP/1.1
2008-08-08 17:08:36-0500 [-] [caldav-8009]  [AMP,client] PROPFIND /principals/users/vyom/ HTTP/1.1
2008-08-08 17:08:36-0500 [-] [caldav-8009]  [AMP,client] PROPFIND /principals/users/vyom/ HTTP/1.1
2008-08-08 17:08:36-0500 [-] [caldav-8009]  [AMP,client] PROPFIND /calendars/__uids__/12848531-D888-4724-BA78-F6C015624F0A/ HTTP/1.1
2008-08-08 17:08:36-0500 [-] [caldav-8009]  [AMP,client] REPORT /calendars/__uids__/12848531-D888-4724-BA78-F6C015624F0A/calendar/ HTTP/1.1
2008-08-08 17:08:36-0500 [-] [caldav-8009]  [-] Exception rendering:
2008-08-08 17:08:36-0500 [-] [caldav-8009]  [-] Unhandled Error
2008-08-08 17:08:36-0500 [-] [caldav-8009] Traceback (most recent call last):
2008-08-08 17:08:36-0500 [-] [caldav-8009]  File "/usr/share/caldavd/lib/python/twisted/internet/defer.py", line 239, in callback
2008-08-08 17:08:36-0500 [-] [caldav-8009]    self._startRunCallbacks(result)
2008-08-08 17:08:36-0500 [-] [caldav-8009]  File "/usr/share/caldavd/lib/python/twisted/internet/defer.py", line 304, in _startRunCallbacks
2008-08-08 17:08:36-0500 [-] [caldav-8009]    self._runCallbacks()
2008-08-08 17:08:36-0500 [-] [caldav-8009]  File "/usr/share/caldavd/lib/python/twisted/internet/defer.py", line 317, in _runCallbacks
2008-08-08 17:08:36-0500 [-] [caldav-8009]    self.result = callback(self.result, *args, **kw)
2008-08-08 17:08:36-0500 [-] [caldav-8009]  File "/usr/share/caldavd/lib/python/twisted/internet/defer.py", line 601, in gotResult
2008-08-08 17:08:36-0500 [-] [caldav-8009]    _deferGenerator(g, deferred)
2008-08-08 17:08:36-0500 [-] [caldav-8009] --- <exception caught here> ---
2008-08-08 17:08:36-0500 [-] [caldav-8009]  File "/usr/share/caldavd/lib/python/twisted/internet/defer.py", line 576, in _deferGenerator
2008-08-08 17:08:36-0500 [-] [caldav-8009]    result = g.next()
2008-08-08 17:08:36-0500 [-] [caldav-8009]  File "/usr/share/caldavd/lib/python/twistedcaldav/method/report.py", line 131, in http_REPORT
2008-08-08 17:08:36-0500 [-] [caldav-8009]    yield d.getResult()
2008-08-08 17:08:36-0500 [-] [caldav-8009]  File "/usr/share/caldavd/lib/python/twisted/internet/defer.py", line 555, in getResult
2008-08-08 17:08:36-0500 [-] [caldav-8009]    self.result.raiseException()
2008-08-08 17:08:36-0500 [-] [caldav-8009]  File "/usr/share/caldavd/lib/python/twisted/python/failure.py", line 303, in raiseException
2008-08-08 17:08:36-0500 [-] [caldav-8009]    raise self.type, self.value, self.tb
2008-08-08 17:08:36-0500 [-] [caldav-8009] exceptions.AttributeError: tzid


Please give me some pointers what I am doing wrong

Thanks in advance
arun