LDAP synchronisation fails silently on 'Unprocessed Continuation Reference' error

2011-04-07 13:25:21,729 QuartzWorker-1 INFO ServiceRunner     [atlassian.crowd.directory.DbCachingRemoteDirectory] full synchronisation for directory [ 10001 ] starting
2011-04-07 13:25:21,739 QuartzWorker-1 INFO ServiceRunner     [atlassian.crowd.directory.DbCachingRemoteDirectory] synchronisation complete in [ 10ms ]
2011-04-07 13:25:21,760 QuartzWorker-1 ERROR ServiceRunner     [atlassian.crowd.directory.DbCachingDirectoryPoller] Error occurred while refreshing the cache for directory [ 10001 ].
com.atlassian.crowd.exception.OperationFailedException: java.util.concurrent.ExecutionException: com.atlassian.crowd.exception.OperationFailedException: org.springframework.ldap.PartialResultException: Unprocessed Continuation Reference(s); nested exception is javax.naming.PartialResultException: Unprocessed Continuation Reference(s); remaining name 'DC=win2k8,DC=local'
	at com.atlassian.crowd.directory.ldap.cache.UsnChangedCacheRefresher.synchroniseAllUsers(UsnChangedCacheRefresher.java:255)
	at com.atlassian.crowd.directory.ldap.cache.AbstractCacheRefresher.synchroniseAll(AbstractCacheRefresher.java:34)
	at com.atlassian.crowd.directory.ldap.cache.UsnChangedCacheRefresher.synchroniseAll(UsnChangedCacheRefresher.java:212)
	at com.atlassian.crowd.directory.DbCachingRemoteDirectory.synchroniseCache(DbCachingRemoteDirectory.java:568)
	at com.atlassian.crowd.manager.directory.DirectorySynchroniserHelperImpl.synchronise(DirectorySynchroniserHelperImpl.java:80)
	at com.atlassian.crowd.manager.directory.DirectorySynchroniserImpl.synchronise(DirectorySynchroniserImpl.java:59)
	at com.atlassian.crowd.directory.DbCachingDirectoryPoller.pollChanges(DbCachingDirectoryPoller.java:50)
	at com.atlassian.crowd.manager.directory.monitor.poller.DirectoryPollerJob.execute(DirectoryPollerJob.java:34)
	at org.quartz.core.JobRunShell.run(JobRunShell.java:195)
	at com.atlassian.multitenant.quartz.MultiTenantThreadPool$MultiTenantRunnable.run(MultiTenantThreadPool.java:72)
	at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:520)
Caused by: java.util.concurrent.ExecutionException: com.atlassian.crowd.exception.OperationFailedException: org.springframework.ldap.PartialResultException: Unprocessed Continuation Reference(s); nested exception is javax.naming.PartialResultException: Unprocessed Continuation Reference(s); remaining name 'DC=win2k8,DC=local'
	at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:222)
	at java.util.concurrent.FutureTask.get(FutureTask.java:83)
	at com.atlassian.crowd.directory.ldap.cache.UsnChangedCacheRefresher.synchroniseAllUsers(UsnChangedCacheRefresher.java:237)
	... 10 more
Caused by: com.atlassian.crowd.exception.OperationFailedException: org.springframework.ldap.PartialResultException: Unprocessed Continuation Reference(s); nested exception is javax.naming.PartialResultException: Unprocessed Continuation Reference(s); remaining name 'DC=win2k8,DC=local'
	at com.atlassian.crowd.directory.SpringLDAPConnector.pageSearchResults(SpringLDAPConnector.java:352)
	at com.atlassian.crowd.directory.SpringLDAPConnector.searchEntitiesWithRequestControls(SpringLDAPConnector.java:386)
	at com.atlassian.crowd.directory.SpringLDAPConnector.searchEntities(SpringLDAPConnector.java:371)
	at com.atlassian.crowd.directory.SpringLDAPConnector.searchUserObjects(SpringLDAPConnector.java:567)
	at com.atlassian.crowd.directory.SpringLDAPConnector.searchUsers(SpringLDAPConnector.java:955)
	at com.atlassian.crowd.directory.ldap.cache.UsnChangedCacheRefresher$1.call(UsnChangedCacheRefresher.java:170)
	at com.atlassian.crowd.directory.ldap.cache.UsnChangedCacheRefresher$1.call(UsnChangedCacheRefresher.java:165)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at java.lang.Thread.run(Thread.java:662)
Caused by: org.springframework.ldap.PartialResultException: Unprocessed Continuation Reference(s); nested exception is javax.naming.PartialResultException: Unprocessed Continuation Reference(s); remaining name 'DC=win2k8,DC=local'
	at org.springframework.ldap.support.LdapUtils.convertLdapException(LdapUtils.java:203)
	at org.springframework.ldap.core.LdapTemplate.search(LdapTemplate.java:315)
	at org.springframework.ldap.core.LdapTemplate.search(LdapTemplate.java:237)
	at com.atlassian.crowd.directory.SpringLDAPConnector.pageSearchResults(SpringLDAPConnector.java:316)
	... 11 more
Caused by: javax.naming.PartialResultException: Unprocessed Continuation Reference(s); remaining name 'DC=win2k8,DC=local'
	at com.sun.jndi.ldap.LdapCtx.processReturnCode(LdapCtx.java:2820)
	at com.sun.jndi.ldap.LdapCtx.processReturnCode(LdapCtx.java:2794)
	at com.sun.jndi.ldap.LdapNamingEnumeration.getNextBatch(LdapNamingEnumeration.java:129)
	at com.sun.jndi.ldap.LdapNamingEnumeration.hasMoreImpl(LdapNamingEnumeration.java:198)
	at com.sun.jndi.ldap.LdapNamingEnumeration.hasMore(LdapNamingEnumeration.java:171)
	at org.springframework.ldap.core.LdapTemplate.search(LdapTemplate.java:295)
	... 13 more