Hi all, Am using Exchange 2007 , MS Transporor , Lotus Notes 8. Installed on Windows 2008 Ent,8GB RAM, When I migrate the domino mailbox for certain users to exchange I got the below error , (Mailbox size is 12 GB) Error: Move-DominoMailbox : An error occurred while processing the request on the server: System.OutOfMemoryException: Exception of type 'System.OutOfMemoryException' was thrown. at System.Runtime.Serialization.Formatters.Binary.BinaryFormatter.Serialize(Stream serializationStream, Object graph , Header[] headers, Boolean fCheck) at System.Runtime.Remoting.Channels.CoreChannel.SerializeBinaryMessage(IMessage msg, Boolean includeVersions) at System.Runtime.Remoting.Channels.BinaryServerFormatterSink.ProcessMessage(IServerChannelSinkStack sinkStack, IMes sage requestMsg, ITransportHeaders requestHeaders, Stream requestStream, IMessage& responseMsg, ITransportHeaders& resp onseHeaders, Stream& responseStream) at System.Runtime.Remoting.Channels.Ipc.IpcServerTransportSink.ServiceRequest(Object state) At line:1 char:19 + move-dominomailbox <<<< -Identity "CN=USER1/DOM" -GlobalCatalog "COMPANY.COM" -TargetMailboxDatabase "mail\XXX\YYY" -TargetClientAccessServer "EXC.COMPANY.COM" -DominoDirectoryServer "172.140,13.9" -TargetMode "Merge" Please advice how can I pass the above error? Regards