Hello Expersts . I am trying to installed a Exchange 2007 HUB transport server on the Existing CAS server Role. Exchange 2007 SP3 Windows 2008 server VMWARE Virtual machine : 4.1.0345043 When i an tryin to install the HUB Transport server the setup is failing with the below error when run from the console as well as from the command shell. Following error occure while installing the HUB transport server Role. ==================================================================== [12/09/2011 08:53:11] [1] The following 1 error(s) occurred during task execution: [12/09/2011 08:53:11] [1] 0. ErrorRecord: Active Directory operation failed on hostname.ab.xyz.co.uk. This error is not retriable. Additional information: A value for the attribute was not in the acceptable range of values. Active directory response: 00002082: AtrErr: DSID-03151314, #1: 0: 00002082: DSID-03151314, problem 1005 (CONSTRAINT_ATT_TYPE), data 0, Att 92a3e7a0 (msExchServerInternalTLSCert):len 5127 [12/09/2011 08:53:11] [1] 0. ErrorRecord: Microsoft.Exchange.Data.Directory.ADOperationException: Active Directory operation failed on TVMWPDC01.ad.bgep.co.uk. This error is not retriable. Additional information: A value for the attribute was not in the acceptable range of values. Active directory response: 00002082: AtrErr: DSID-03151314, #1: 0: 00002082: DSID-03151314, problem 1005 (CONSTRAINT_ATT_TYPE), data 0, Att 92a3e7a0 (msExchServerInternalTLSCert):len 5127 ---> System.DirectoryServices.Protocols.DirectoryOperationException: A value in the request is invalid. at System.DirectoryServices.Protocols.LdapConnection.ConstructResponse(Int32 messageId, LdapOperation operation, ResultAll resultType, TimeSpan requestTimeOut, Boolean exceptionOnTimeOut) at System.DirectoryServices.Protocols.LdapConnection.SendRequest(DirectoryRequest request, TimeSpan requestTimeout) at Microsoft.Exchange.Data.Directory.PooledLdapConnection.SendRequest(DirectoryRequest request, LdapOperation ldapOperation) at Microsoft.Exchange.Data.Directory.ADSession.ExecuteModificationRequest(ADRawEntry entry, DirectoryRequest request, ADObjectId originalId) --- End of inner exception stack trace --- at Microsoft.Exchange.Data.Directory.ADSession.AnalyzeDirectoryError(PooledLdapConnection connection, DirectoryRequest request, DirectoryException de, Int32 totalRetries, Int32 retriesOnServer) at Microsoft.Exchange.Data.Directory.ADSession.ExecuteModificationRequest(ADRawEntry entry, DirectoryRequest request, ADObjectId originalId) at Microsoft.Exchange.Data.Directory.ADSession.Save(ADObject instanceToSave, IEnumerable`1 properties) at Microsoft.Exchange.Management.SystemConfigurationTasks.EnableExchangeCertificate.UpdateActiveDirectory(X509Certificate2 certificate, ADSystemConfigurationSession systemConfiguration, Server server, TaskWarningLoggingDelegate warningWriter, ShouldContinueDelegate confirmationPrompter) at Microsoft.Exchange.Management.SystemConfigurationTasks.EnableExchangeCertificate.EnableForServices(X509Certificate2 cert, AllowedServices services, ADSystemConfigurationSession dataSession, Server server, TaskWarningLoggingDelegate warningWriter, ShouldContinueDelegate confirmationPrompter) at Microsoft.Exchange.Management.SecureMail.SetInternalTransportCertificate.InternalProcessRecord() at Microsoft.Exchange.Configuration.Tasks.Task.ProcessRecord() [12/09/2011 08:53:11] [1] [ERROR] Active Directory operation failed on hostname.ab.xyz.co.uk. This error is not retriable. Additional information: A value for the attribute was not in the acceptable range of values. Active directory response: 00002082: AtrErr: DSID-03151314, #1: 0: 00002082: DSID-03151314, problem 1005 (CONSTRAINT_ATT_TYPE), data 0, Att 92a3e7a0 (msExchServerInternalTLSCert):len 5127 [12/09/2011 08:53:11] [1] [ERROR] A value in the request is invalid. [12/09/2011 08:53:11] [1] Setup is halting task execution because of one or more errors in a critical task. [12/09/2011 08:53:11] [1] Finished executing component tasks. [12/09/2011 08:53:11] [1] Ending processing. [12/09/2011 08:53:11] [0] The Exchange Server Setup operation did not complete. For more information, visit http://support.microsoft.com and enter the Error ID. [12/09/2011 08:53:11] [0] End of Setup [12/09/2011 08:53:11] [0] ********************************************** ============================================================== no event id logged which could say that this is the issue with any other component. Plesae help to resolve this issue. Thanks Best Regards harshu

Are you installing from the Exchange 2007 SP3 media?Ed Crowley MVP "There are seldom good technological solutions to behavioral problems."

Yes I am installing from the Exchange 2007 SP3 Media. CAS Role of Exchange 2007 SP3 is already installed on the server.harshu