Article ID: 298068 - View products that this article applies to.
This article was previously published under Q298068
When you click an installation option on the Component Selection page of Microsoft Exchange 2000 Server Setup, you may receive the following error message:
Note In this error message, the word "Collaberation" is a misspelling of the word "Collaboration."
The component "Microsoft Exchange Messaging and Collaberation Services" cannot be assigned the action "Install" because: - A server object for this server ("server_name") already exists in the Administrative Group "Administrative_Group_name". You must either remove this server object before installing, or run setup with the "DisasterRecovery" switch if you are attempting to recover this server.
This problem can occur because of various causes. The cause of this problem determines which method you should use to resolve this problem.
If the following conditions exist, use the resolution in the "" section of this article:
To resolve this problem, you need to use different methods depending on the cause of the problem.
If your new installation is supposed to be the first Exchange server in the organization, remove the Exchange organization object, which automatically removes the orphaned server. For additional information on removing the Exchange organization object, click the following article number to view the article in the Microsoft Knowledge Base:
273478If you have not installed the ADC service, use the information in the following article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/273478/ )How to completely remove Exchange 2000 or Exchange 2003 from Active Directory
279749Note that either procedure in the above articles brings your Active Directory to a pre-forestprep state. Use the procedures in the preceding articles with caution. If you use the procedures in the preceding articles when there is more than one operational Exchange server, removing the organization object to a pre-forestprep state will cause operational Exchange servers to no longer function.
(http://support.microsoft.com/kb/279749/ )ForestPrep does not work with error message: An Invalid ADSI Pathname Was Passed 80005000
If there are other operational Exchange servers in the organization, remove only the single, orphaned server object with the same name as the computer that you want to install Exchange on. Do not remove the Exchange organization object if there are other operational Exchange servers in the organization. There are several ways to remove this single server. To remove this single server:
http://www.microsoft.com/technet/prodtechnol/exchange/2000/library/iue55e2k.mspxAfter you complete the actions that are described in this section, you can run Exchange 2000 Setup without using the /disasterrecovery switch.
Note The /disasterrecovery switch is not supported if you are attempting to recover a cluster's Exchange virtual server. For additional information running a disaster recovery Setup, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/257415/ )Running a disaster recovery setup
Article ID: 298068 - Last Review: December 3, 2007 - Revision: 4.6