[CalendarServer-users] Problems with external invites

Frank Keller fkeller at datameer.com
Wed Oct 2 01:14:28 PDT 2013 

Dear list,

we are facing more and more problems with this issue. It would be really nice if someone has an idea how to work against this issue. 
Any little information would be appreciated. 

Thanks in advance
Frank 

On Sep 20, 2013, at 5:19 PM, Frank Keller wrote:

> Dear list,
> 
> please find below some more details about this error. 
> The exact error message the user is receiving is:
> 
> The server responded:
> "403"
> to operation CalDAVWriteEntityQueueableOperation.
> 
> Log entries:
> 
> access.log:
> -----------------
> xxx.xxx.xxx.xxx - USERNAME [16/Sep/2013:21:25:16 +0200] "PROPFIND /principals/__uids__/XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX/ HTTP/1.1" 207 1377 "-" "Mac OS X/10.8.4 (12E55) CalendarAgent/57" i=3 t=16.3 or=1
> xxx.xxx.xxx.xxx - USERNAME [16/Sep/2013:21:25:16 +0200] "PROPFIND /calendars/__uids__/XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX/XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX/ HTTP/1.1" 207 389 "-" "Mac OS X/10.8.4 (12E55) CalendarAgent/57" i=3 t=25.7 or=1 responses=1
> xxx.xxx.xxx.xxx - USERNAME [16/Sep/2013:21:25:16 +0200] "PUT /calendars/__uids__/XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX/XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX/XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX.ics HTTP/1.1" 403 256 "-" "Mac OS X/10.8.4 (12E55) CalendarAgent/57" i=3 t=48.8 or=1 cl=1363
> 
> error.log:
> -----------------
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [HTTPChannel,17729,xxx.xxx.xxx.xxx] [twext.web2.server#info] PUT /calendars/__uids__/XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX/XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX/XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX.ics HTTP/1.1
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [HTTPChannel,17729,xxx.xxx.xxx.xxx] [twistedcaldav.directory.digest.DigestCredentialsMemcache#debug] Getting Cache Token for '667401876552876251529133599083248041295625182628380460952'
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [HTTPChannel,17729,xxx.xxx.xxx.xxx] [twistedcaldav.memcachepool.MemCachePool#debug] Busied client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e861908>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [HTTPChannel,17729,xxx.xxx.xxx.xxx] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 4, #busy: 1, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Freed client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e861908>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 5, #busy: 0, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [calendarserver.platform.darwin.od.opendirectory#debug] Checking digest auth for user 'USERNAME' (tries remaining: 3)
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [calendarserver.platform.darwin.od.opendirectory#debug] Digest auth for user 'USERNAME' result: True
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcacher.Memcacher#debug] Getting Cache Token for 'XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX'
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Busied client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e85b998>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 4, #busy: 1, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Freed client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e85b998>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 5, #busy: 0, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcacher.Memcacher#debug] Getting Cache Token for '179544'
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Busied client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e0bfc20>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 4, #busy: 1, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Freed client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e0bfc20>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 5, #busy: 0, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.memcacher.Memcacher#debug] Getting Cache Token for 'XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX'
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.memcachepool.MemCachePool#debug] Busied client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e69f680>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 4, #busy: 1, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Freed client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e69f680>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 5, #busy: 0, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcacher.Memcacher#debug] Getting Cache Token for '66274'
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Busied client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e842ef0>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 4, #busy: 1, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Freed client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e842ef0>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 5, #busy: 0, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.memcacher.Memcacher#debug] Getting Cache Token for '66276'
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.memcachepool.MemCachePool#debug] Busied client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e861908>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 4, #busy: 1, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Freed client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e861908>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 5, #busy: 0, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.appleopendirectory.OpenDirectoryService#debug] Memcache: checking dir|xxx.xxx.xxx.xxx|guid|xxx.xxx.xxx.xxx|users|groups
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.appleopendirectory.OpenDirectoryService#debug] Memcache: miss dir|xxx.xxx.xxx.xxx|guid|xxx.xxx.xxx.xxx|users|groups
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.appleopendirectory.OpenDirectoryService#debug] Faulting record for attribute 'guid' with value 'xxx.xxx.xxx.xxx'
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.appleopendirectory.OpenDirectoryService#debug] opendirectory.queryRecordsWithAttribute_list(<calendarserver.platform.darwin.od.opendirectory.Directory object at 0x10e3335d0>,'dsAttrTypeStandard:GeneratedUID','xxx.xxx.xxx.xxx',8193,False,['dsRecTypeStandard:Users'],['dsAttrTypeStandard:GeneratedUID', 'dsAttrTypeStandard:RecordName', 'dsAttrTypeStandard:AltSecurityIdentities', 'dsAttrTypeStandard:RecordType', 'dsAttrTypeStandard:RealName', 'dsAttrTypeStandard:FirstName', 'dsAttrTypeStandard:LastName', 'dsAttrTypeStandard:EMailAddress', 'dsAttrTypeStandard:AppleMetaNodeLocation'])
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.appleopendirectory.OpenDirectoryService#debug] opendirectory.queryRecordsWithAttribute_list(<calendarserver.platform.darwin.od.opendirectory.Directory object at 0x10e3335d0>,'dsAttrTypeStandard:GeneratedUID','xxx.xxx.xxx.xxx',8193,False,['dsRecTypeStandard:Groups'],['dsAttrTypeStandard:GeneratedUID', 'dsAttrTypeStandard:RecordName', 'dsAttrTypeStandard:AltSecurityIdentities', 'dsAttrTypeStandard:RecordType', 'dsAttrTypeStandard:RealName', 'dsAttrTypeStandard:FirstName', 'dsAttrTypeStandard:LastName', 'dsAttrTypeStandard:EMailAddress', 'dsAttrTypeStandard:AppleMetaNodeLocation', 'dsAttrTypeStandard:GroupMembers', 'dsAttrTypeStandard:NestedGroups'])
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.appleopendirectory.OpenDirectoryService#debug] opendirectory.queryRecordsWithAttribute_list matched records: 1
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.appleopendirectory.OpenDirectoryService#debug] Storing (guid xxx.xxx.xxx.xxx) <OpenDirectoryRecord[users at xxxxxxxxxxxxxxxxxxxxxxxxxxx(server.domain.com->['/LDAPv3/127.0.0.1'])] xxx.xxx.xxx.xxx(otherusername) 'OTHER USER'> in internal cache
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.cachingdirectory.DictRecordTypeCache#debug] Memcache: storing dir|xxx.xxx.xxx.xxx|guid|xxx.xxx.xxx.xxx|users|groups
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.appleopendirectory.OpenDirectoryService#debug] Found record for attribute 'guid' with value 'xxx.xxx.xxx.xxx'
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.appleopendirectory.OpenDirectoryService#debug] Memcache: checking dir|xxx.xxx.xxx.xxx|cua|mailto:someuser at otherdomain.com|users|groups
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.appleopendirectory.OpenDirectoryService#debug] Memcache: miss dir|xxx.xxx.xxx.xxx|cua|mailto:someuser at otherdomain.com|users|groups
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.appleopendirectory.OpenDirectoryService#debug] Faulting record for attribute 'cua' with value 'mailto:someuser at otherdomain.com'
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.appleopendirectory.OpenDirectoryService#debug] opendirectory.queryRecordsWithAttribute_list(<calendarserver.platform.darwin.od.opendirectory.Directory object at 0x10e3335d0>,'dsAttrTypeStandard:EMailAddress','someuser at otherdomain.com',8193,True,['dsRecTypeStandard:Users'],['dsAttrTypeStandard:GeneratedUID', 'dsAttrTypeStandard:RecordName', 'dsAttrTypeStandard:AltSecurityIdentities', 'dsAttrTypeStandard:RecordType', 'dsAttrTypeStandard:RealName', 'dsAttrTypeStandard:FirstName', 'dsAttrTypeStandard:LastName', 'dsAttrTypeStandard:EMailAddress', 'dsAttrTypeStandard:AppleMetaNodeLocation'])
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.appleopendirectory.OpenDirectoryService#debug] opendirectory.queryRecordsWithAttribute_list matched records: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.appleopendirectory.OpenDirectoryService#debug] Memcache: checking dir|xxx.xxx.xxx.xxx|cua|mailto:someuser at otherdomain.com|users|groups
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.appleopendirectory.OpenDirectoryService#debug] Memcache: miss dir|xxx.xxx.xxx.xxx|cua|mailto:someuser at otherdomain.com|users|groups
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.appleopendirectory.OpenDirectoryService#debug] Faulting record for attribute 'cua' with value 'mailto:someuser at otherdomain.com'
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.appleopendirectory.OpenDirectoryService#debug] opendirectory.queryRecordsWithAttribute_list(<calendarserver.platform.darwin.od.opendirectory.Directory object at 0x10e3335d0>,'dsAttrTypeStandard:EMailAddress','someuser at otherdomain.com',8193,True,['dsRecTypeStandard:Users'],['dsAttrTypeStandard:GeneratedUID', 'dsAttrTypeStandard:RecordName', 'dsAttrTypeStandard:AltSecurityIdentities', 'dsAttrTypeStandard:RecordType', 'dsAttrTypeStandard:RealName', 'dsAttrTypeStandard:FirstName', 'dsAttrTypeStandard:LastName', 'dsAttrTypeStandard:EMailAddress', 'dsAttrTypeStandard:AppleMetaNodeLocation'])
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.appleopendirectory.OpenDirectoryService#debug] opendirectory.queryRecordsWithAttribute_list matched records: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.directory.principal#debug] No principal for calendar user address: 'mailto:someuser at otherdomain.com'
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.memcachelock.MemcacheLock#debug] Adding Cache Token for 'XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX'
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.memcachepool.MemCachePool#debug] Busied client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e85b998>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 4, #busy: 1, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Freed client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e85b998>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 5, #busy: 0, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [txdav.common.datastore.sql_legacy.MemcachedUIDReserver#debug] Reserving UID 'XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX' @ <Calendar: 66276>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Busied client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e0bfc20>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 4, #busy: 1, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Freed client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e0bfc20>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 5, #busy: 0, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [txdav.common.datastore.sql_legacy.MemcachedUIDReserver#debug] Unreserving UID 'XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX' @ <Calendar: 66276>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Busied client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e69f680>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 4, #busy: 1, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Freed client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e69f680>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 5, #busy: 0, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.memcachelock.MemcacheLock#debug] Deleting Cache Token for 'XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX'
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.memcachepool.MemCachePool#debug] Busied client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e842ef0>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [-] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 4, #busy: 1, #pending: 0, #queued: 0
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Freed client: <twistedcaldav.memcachepool.PooledMemCacheProtocol instance at 0x10e842ef0>
> 2013-09-16 21:25:16+0200 [-] [caldav-3]  [PooledMemCacheProtocol,client] [twistedcaldav.memcachepool.MemCachePool#debug] Clients #free: 5, #busy: 0, #pending: 0, #queued: 0
> 
> Thanks in advance
> Frank 
> 
> On Sep 18, 2013, at 2:35 PM, Frank Keller wrote:
> 
>> Dear list,
>> 
>> we are running an OSX lion server and using caldav on it. 
>> 
>> Server:
>> 	System Version: 10.7.4 (Build 11E53)
>> 	Kernel: Darwin 11.4.0
>> 	Services: Mail, Open Directory, iCal
>> 
>> Clients are running OSX 10.7.x and 10.8.x
>> 
>> We had problems in the past with errors when refreshing calendars. It happened often that an error message 500 was shown when refreshing, especially if the user had more calendar delegations
>> configured. After a long journey with the the apple support a workaround was mentioned to change the port from 'auto' to '8443' in the server settings for iCal on the client machines. We also changed the
>> refresh rate for calendars from push to a fixed value. It seems that these changes solved the problems with the 500 error. 
>> 
>> Now we are facing a new error when receiving calendar invites as a attached ics file, mainly from outside our organization. When opening the attached ics file, an error 403 is shown and it is not possible to 
>> accept the invite. Contacting Apple support again was not successful because they are saying it is a different error and we need to purchase a new support case to get help from them. 
>> 
>> So the question is, can anybody give us a hint on how to solve these issue? Maybe someone already has a fix or a workaround for this error? 
>> If you need any further information, please let me know. 
>> 
>> Any help would be appreciated. 
>> 
>> Best Regards
>> Frank 
> 
> _______________________________________________
> calendarserver-users mailing list
> calendarserver-users at lists.macosforge.org
> https://lists.macosforge.org/mailman/listinfo/calendarserver-users

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 496 bytes
Desc: Message signed with OpenPGP using GPGMail
URL: <http://lists.macosforge.org/pipermail/calendarserver-users/attachments/20131002/c69715b9/attachment.sig>

More information about the calendarserver-users mailing list