hello, i have a calenderserver version -2.4 from apple running on a linux squeeze box and i'm trying to send an invitation to an external user and the error below is shown about imip request: Could not do server-to-imip!!!!!!!! 2010-11-17 12:34:46+0100 [-] [mailgateway] 2010-11-17 12:34:46+0100 [-] twisted.web2.channel.http.HTTPFactory starting on 62310 2010-11-17 12:35:37+0100 [-] [caldav-8008] [PooledMemCacheProtocol,client] [twistedcaldav.scheduling.imip#error] Could not do server-to-imip request : <twistedcaldav.scheduling.imip.ScheduleViaIMip object at 0x90d14ac> iMIP VFREEBUSY REQUESTs not supported. 2010-11-17 12:35:37+0100 [-] [caldav-8008] [PooledMemCacheProtocol,client] [twistedcaldav.scheduling.scheduler.ScheduleResponseQueue#error] Error during POST for mailto:lisanaberberi@ya: None 2010-11-17 12:35:38+0100 [-] [caldav-8008] [PooledMemCacheProtocol,client] [twistedcaldav.scheduling.imip#error] Could not do server-to-imip request : <twistedcaldav.scheduling.imip.ScheduleViaIMip object at 0x8f90c0c> iMIP VFREEBUSY REQUESTs not supported. 2010-11-17 12:35:38+0100 [-] [caldav-8008] [PooledMemCacheProtocol,client] [twistedcaldav.scheduling.scheduler.ScheduleResponseQueue#error] Error during POST for mailto:lisanaberberi@yahooc.: None 2010-11-17 12:35:39+0100 [-] [caldav-8008] [PooledMemCacheProtocol,client] [twistedcaldav.scheduling.imip#error] Could not do server-to-imip request : <twistedcaldav.scheduling.imip.ScheduleViaIMip object at 0x907328c> iMIP VFREEBUSY REQUESTs not supported. 2010-11-17 12:35:39+0100 [-] [caldav-8008] [PooledMemCacheProtocol,client] [twistedcaldav.scheduling.scheduler.ScheduleResponseQueue#error] Error during POST for mailto:lisanaberberi@yahoo.c: None 2010-11-17 12:35:40+0100 [-] [caldav-8008] [PooledMemCacheProtocol,client] [twistedcaldav.scheduling.imip#error] Could not do server-to-imip request : <twistedcaldav.scheduling.imip.ScheduleViaIMip object at 0x906310c> iMIP VFREEBUSY REQUESTs not supported. 2010-11-17 12:35:40+0100 [-] [caldav-8008] [PooledMemCacheProtocol,client] [twistedcaldav.scheduling.scheduler.ScheduleResponseQueue#error] Error during POST for mailto:lisanaberberi@yahoo.com: None 2010-11-17 12:35:43+0100 [-] [mailgateway] 2010-11-17 12:35:43+0100 [-] Exception rendering: 2010-11-17 12:35:43+0100 [-] [mailgateway] 2010-11-17 12:35:43+0100 [-] Unhandled Error 2010-11-17 12:35:43+0100 [-] [mailgateway] Traceback (most recent call last): 2010-11-17 12:35:43+0100 [-] [mailgateway] File "/usr/lib/twisted-calendarserver/lib/python2.6/site-packages/twisted/internet/defer.py", line 241, in callback 2010-11-17 12:35:43+0100 [-] [mailgateway] self._startRunCallbacks(result) 2010-11-17 12:35:43+0100 [-] [mailgateway] File "/usr/lib/twisted-calendarserver/lib/python2.6/site-packages/twisted/internet/defer.py", line 310, in _startRunCallbacks 2010-11-17 12:35:43+0100 [-] [mailgateway] self._runCallbacks() 2010-11-17 12:35:43+0100 [-] [mailgateway] File "/usr/lib/twisted-calendarserver/lib/python2.6/site-packages/twisted/internet/defer.py", line 326, in _runCallbacks 2010-11-17 12:35:43+0100 [-] [mailgateway] self.result = callback(self.result, *args, **kw) 2010-11-17 12:35:43+0100 [-] [mailgateway] File "/usr/lib/twisted-calendarserver/lib/python2.6/site-packages/twisted/internet/defer.py", line 769, in gotResult 2010-11-17 12:35:43+0100 [-] [mailgateway] _inlineCallbacks(r, g, deferred) 2010-11-17 12:35:43+0100 [-] [mailgateway] --- <exception caught here> --- 2010-11-17 12:35:43+0100 [-] [mailgateway] File "/usr/lib/twisted-calendarserver/lib/python2.6/site-packages/twisted/internet/defer.py", line 749, in _inlineCallbacks 2010-11-17 12:35:43+0100 [-] [mailgateway] result = g.send(result) 2010-11-17 12:35:43+0100 [-] [mailgateway] File "/usr/lib/twisted-calendarserver/lib/python2.6/site-packages/twistedcaldav/mail.py", line 334, in http_POST 2010-11-17 12:35:43+0100 [-] [mailgateway] recipient, calendar, language=language)): 2010-11-17 12:35:43+0100 [-] [mailgateway] File "/usr/lib/twisted-calendarserver/lib/python2.6/site-packages/twistedcaldav/mail.py", line 825, in outbound 2010-11-17 12:35:43+0100 [-] [mailgateway] pre, post = serverAddress.split('@') 2010-11-17 12:35:43+0100 [-] [mailgateway] exceptions.ValueError: need more than 1 value to unpack 2010-11-17 12:35:43+0100 [-] [mailgateway] 2010-11-17 12:35:43+0100 [-] [caldav-8008] [AuthorizedHTTPGetter,client] [twistedcaldav.scheduling.imip#error] Could not do server-to-imip request : <twistedcaldav.scheduling.imip.ScheduleViaIMip object at 0x906624c> 500 Internal Server Error 2010-11-17 12:35:43+0100 [-] [caldav-8008] [AuthorizedHTTPGetter,client] [twistedcaldav.scheduling.scheduler.ScheduleResponseQueue#error] Error during PUT for mailto:lisanaberberi@yahoo.com: None thnx, any idea would be appreciated Lisa