Directory syncronisation fails due to user's full name contain invalid character

2013-02-05 09:36:46,826 QuartzWorker-0 ERROR ServiceRunner     [atlassian.crowd.directory.DbCachingDirectoryPoller] Error occurred while refreshing the cache for directory [ 10001 ].
javax.xml.bind.DataBindingException: javax.xml.bind.UnmarshalException
 - with linked exception:
[org.xml.sax.SAXParseException: An invalid XML character (Unicode: 0x1a) was found in the element content of the document.]
	at javax.xml.bind.JAXB.unmarshal(Unknown Source)
	at com.atlassian.crowd.integration.rest.service.RestExecutor$MethodExecutor.andReceive(RestExecutor.java:317)
	at com.atlassian.crowd.integration.rest.service.RestCrowdClient.searchUsers(RestCrowdClient.java:494)
	at com.atlassian.crowd.directory.RemoteCrowdDirectory.searchUsers(RemoteCrowdDirectory.java:284)
	at com.atlassian.crowd.directory.ldap.cache.RemoteDirectoryCacheRefresher.findAllRemoteUsers(RemoteDirectoryCacheRefresher.java:41)
	at com.atlassian.crowd.directory.ldap.cache.RemoteDirectoryCacheRefresher.synchroniseAllUsers(RemoteDirectoryCacheRefresher.java:60)
	at com.atlassian.crowd.directory.ldap.cache.AbstractCacheRefresher.synchroniseAll(AbstractCacheRefresher.java:40)
	at com.atlassian.crowd.directory.ldap.cache.EventTokenChangedCacheRefresher.synchroniseAll(EventTokenChangedCacheRefresher.java:60)
	at com.atlassian.crowd.directory.DbCachingRemoteDirectory.synchroniseCache(DbCachingRemoteDirectory.java:619)
	at com.atlassian.crowd.manager.directory.DirectorySynchroniserImpl.synchronise(DirectorySynchroniserImpl.java:63)
	at com.atlassian.crowd.directory.DbCachingDirectoryPoller.pollChanges(DbCachingDirectoryPoller.java:50)
	at com.atlassian.crowd.manager.directory.monitor.poller.DirectoryPollerJob.execute(DirectoryPollerJob.java:34)
	at org.quartz.core.JobRunShell.run(JobRunShell.java:195)
	at com.atlassian.multitenant.quartz.MultiTenantThreadPool$MultiTenantRunnable.run(MultiTenantThreadPool.java:72)
	at org.quartz.simpl.SimpleThreadPool$WorkerThread.run(SimpleThreadPool.java:520)
Caused by: javax.xml.bind.UnmarshalException
 - with linked exception:
[org.xml.sax.SAXParseException: An invalid XML character (Unicode: 0x1a) was found in the element content of the document.]
	at javax.xml.bind.helpers.AbstractUnmarshallerImpl.createUnmarshalException(Unknown Source)
	at com.sun.xml.internal.bind.v2.runtime.unmarshaller.UnmarshallerImpl.createUnmarshalException(Unknown Source)
	at com.sun.xml.internal.bind.v2.runtime.unmarshaller.UnmarshallerImpl.unmarshal0(Unknown Source)
	at com.sun.xml.internal.bind.v2.runtime.unmarshaller.UnmarshallerImpl.unmarshal(Unknown Source)
	... 15 more
Caused by: org.xml.sax.SAXParseException: An invalid XML character (Unicode: 0x1a) was found in the element content of the document.
	at org.apache.xerces.util.ErrorHandlerWrapper.createSAXParseException(Unknown Source)
	at org.apache.xerces.util.ErrorHandlerWrapper.fatalError(Unknown Source)
	at org.apache.xerces.impl.XMLErrorReporter.reportError(Unknown Source)
	at org.apache.xerces.impl.XMLErrorReporter.reportError(Unknown Source)
	at org.apache.xerces.impl.XMLErrorReporter.reportError(Unknown Source)
	at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown Source)
	at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
	at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
	at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
	at org.apache.xerces.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source)
	... 18 more