ERR_13724_INVALID_VALUE Invalid value for some Chinese characters

example:  chinese character   (UTF-8 value \ue81b can't be used as the Directory String value. But it is OK for version 2.0.0.M24

The error message is following

Error while executing LDIF

• [LDAP: error code 80 - OTHER: failed for MessageType : MODIFY_REQUES
  java.lang.Exception: [LDAP: error code 80 - OTHER: failed for MessageType : MODIFY_REQUEST
  Message ID : 25474
  Modify Request
  Object : 'ou=000030,cn=orgs,dc=citics,dc=com'
  Modification[0]
  Operation : replace
  Modification
  description: **org.apache.directory.api.ldap.model.message.ModifyRequestImpl@c7661fbb: ERR_13247_INVALID_VALUE_CANT_NORMALIZE Invalid upValue, it cant be normalized:
  java.lang.IllegalArgumentException: ERR_13247_INVALID_VALUE_CANT_NORMALIZE Invalid upValue, it cant be normalized
  at org.apache.directory.api.ldap.model.entry.Value.<init>(Value.java:275)
  at org.apache.directory.api.ldap.model.entry.DefaultAttribute.<init>(DefaultAttribute.java:423)
  at org.apache.directory.server.core.api.entry.ServerEntryUtils.toServerModification(ServerEntryUtils.java:464)
  at org.apache.directory.server.core.api.entry.ServerEntryUtils.toServerModification(ServerEntryUtils.java:510)
  at org.apache.directory.server.core.api.interceptor.context.ModifyOperationContext.<init>(ModifyOperationContext.java:115)
  at org.apache.directory.server.core.shared.DefaultCoreSession.modify(DefaultCoreSession.java:1028)
  at org.apache.directory.server.core.shared.DefaultCoreSession.modify(DefaultCoreSession.java:1018)
  at org.apache.directory.server.ldap.handlers.request.ModifyRequestHandler.handle(ModifyRequestHandler.java:56)
  at org.apache.directory.server.ldap.handlers.request.ModifyRequestHandler.handle(ModifyRequestHandler.java:39)
  at org.apache.directory.server.ldap.handlers.LdapRequestHandler.handleMessage(LdapRequestHandler.java:207)
  at org.apache.directory.server.ldap.handlers.LdapRequestHandler.handleMessage(LdapRequestHandler.java:56)
  at org.apache.mina.handler.demux.DemuxingIoHandler.messageReceived(DemuxingIoHandler.java:243)
  at org.apache.directory.server.ldap.LdapProtocolHandler.messageReceived(LdapProtocolHandler.java:223)
  at org.apache.mina.core.filterchain.DefaultIoFilterChain$TailFilter.messageReceived(DefaultIoFilterChain.java:1019)
  at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:650)
  at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:49)
  at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:1141)
  at org.apache.mina.core.filterchain.IoFilterEvent.fire(IoFilterEvent.java:87)
  at org.apache.mina.core.session.IoEvent.run(IoEvent.java:88)
  at org.apache.mina.filter.executor.UnorderedThreadPoolExecutor$Worker.runTask(UnorderedThreadPoolExecutor.java:541)
  at org.apache.mina.filter.executor.UnorderedThreadPoolExecutor$Worker.run(UnorderedThreadPoolExecutor.java:493)
  at java.lang.Thread.run(Thread.java:748)
  ]
  at org.apache.directory.studio.connection.core.io.api.DirectoryApiConnectionWrapper.checkResponse(DirectoryApiConnectionWrapper.java:1374)
  at org.apache.directory.studio.connection.core.io.api.DirectoryApiConnectionWrapper.access$9(DirectoryApiConnectionWrapper.java:1342)
  at org.apache.directory.studio.connection.core.io.api.DirectoryApiConnectionWrapper$4.run(DirectoryApiConnectionWrapper.java:736)
  at org.apache.directory.studio.connection.core.io.api.DirectoryApiConnectionWrapper.runAndMonitor(DirectoryApiConnectionWrapper.java:1269)
  at org.apache.directory.studio.connection.core.io.api.DirectoryApiConnectionWrapper.checkConnectionAndRunAndMonitor(DirectoryApiConnectionWrapper.java:1205)
  at org.apache.directory.studio.connection.core.io.api.DirectoryApiConnectionWrapper.modifyEntry(DirectoryApiConnectionWrapper.java:758)
  at org.apache.directory.studio.ldapbrowser.core.jobs.ImportLdifRunnable.importLdifRecord(ImportLdifRunnable.java:515)
  at org.apache.directory.studio.ldapbrowser.core.jobs.ImportLdifRunnable.importLdif(ImportLdifRunnable.java:272)
  at org.apache.directory.studio.ldapbrowser.core.jobs.ExecuteLdifRunnable.executeLdif(ExecuteLdifRunnable.java:157)
  at org.apache.directory.studio.ldapbrowser.core.jobs.ExecuteLdifRunnable.run(ExecuteLdifRunnable.java:123)
  at org.apache.directory.studio.ldapbrowser.core.jobs.UpdateEntryRunnable.run(UpdateEntryRunnable.java:59)
  at org.apache.directory.studio.connection.ui.RunnableContextRunner$1.run(RunnableContextRunner.java:116)
  at org.eclipse.jface.operation.ModalContext$ModalContextThread.run(ModalContext.java:119)

[LDAP: error code 80 - OTHER: failed for MessageType : MODIFY_REQUEST
Message ID : 25474
Modify Request
Object : 'ou=000030,cn=orgs,dc=citics,dc=com'
Modification[0]
Operation : replace
Modification
description: 稽核审计部org.apache.directory.api.ldap.model.message.ModifyRequestImpl@c7661fbb: ERR_13247_INVALID_VALUE_CANT_NORMALIZE Invalid upValue, it cant be normalized:
java.lang.IllegalArgumentException: ERR_13247_INVALID_VALUE_CANT_NORMALIZE Invalid upValue, it cant be normalized
at org.apache.directory.api.ldap.model.entry.Value.<init>(Value.java:275)
at org.apache.directory.api.ldap.model.entry.DefaultAttribute.<init>(DefaultAttribute.java:423)
at org.apache.directory.server.core.api.entry.ServerEntryUtils.toServerModification(ServerEntryUtils.java:464)
at org.apache.directory.server.core.api.entry.ServerEntryUtils.toServerModification(ServerEntryUtils.java:510)
at org.apache.directory.server.core.api.interceptor.context.ModifyOperationContext.<init>(ModifyOperationContext.java:115)
at org.apache.directory.server.core.shared.DefaultCoreSession.modify(DefaultCoreSession.java:1028)
at org.apache.directory.server.core.shared.DefaultCoreSession.modify(DefaultCoreSession.java:1018)
at org.apache.directory.server.ldap.handlers.request.ModifyRequestHandler.handle(ModifyRequestHandler.java:56)
at org.apache.directory.server.ldap.handlers.request.ModifyRequestHandler.handle(ModifyRequestHandler.java:39)
at org.apache.directory.server.ldap.handlers.LdapRequestHandler.handleMessage(LdapRequestHandler.java:207)
at org.apache.directory.server.ldap.handlers.LdapRequestHandler.handleMessage(LdapRequestHandler.java:56)
at org.apache.mina.handler.demux.DemuxingIoHandler.messageReceived(DemuxingIoHandler.java:243)
at org.apache.directory.server.ldap.LdapProtocolHandler.messageReceived(LdapProtocolHandler.java:223)
at org.apache.mina.core.filterchain.DefaultIoFilterChain$TailFilter.messageReceived(DefaultIoFilterChain.java:1019)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:650)
at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:49)
at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:1141)
at org.apache.mina.core.filterchain.IoFilterEvent.fire(IoFilterEvent.java:87)
at org.apache.mina.core.session.IoEvent.run(IoEvent.java:88)
at org.apache.mina.filter.executor.UnorderedThreadPoolExecutor$Worker.runTask(UnorderedThreadPoolExecutor.java:541)
at org.apache.mina.filter.executor.UnorderedThreadPoolExecutor$Worker.run(UnorderedThreadPoolExecutor.java:493)
at java.lang.Thread.run(Thread.java:748)
]