Hi I have Exchange Server 2k installed on a Domain Controller Win 2k Server SP2 While the machine starting the windows i recieved the message that AD is Corrupted and i rebooted the machine in AD retore mode. But i was not able to restore the AD. I don't problem with Domain controller since i have a Additional Domain Conroller but my Exchange Server is not Working, Since i am ready to reinstall the entire Applications, i want the Exchange Data only. Pls help me Regards Senthilkumar J DCS