How to reinstall MS DTC for a nonclustered Windows 2000 Server

This article describes how to reinstall Microsoft Distributed Transaction Coordinator (MS DTC) for a nonclustered Microsoft Windows 2000 server.

Important You should reinstall MS DTC only when you must troubleshoot a serious problem. In addition, you must follow the procedures in this article precisely; otherwise, you may need to reformat your hard disk.

Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
To reinstall MS DTC, perform the following steps:

1. In Control Panel, stop all services, and change the Startup Type to "manual" except for the following:
   • Alerter
   • COM+ Event System
   • Computer Browser
   • Distributed File System
   • Distributed Link Tracking Client
   • Distributed Link Tracking Server
   • DNS Client
   • Event Log
   • IPSEC Policy Agent
   • License Logging Service
   • Logical Disk Manager
   • Messenger
   • Net Logon
   • NT LM Security Support Provider
   • Network Connectors
   • Plug and Play
   • Remote Procedure Call (RPC)
   • Remote Procedure Call (RPC) Locator
   • Removable Storage
   • Security Accounts Manager
   • Server
   • System Event Notification
   • Task Scheduler
   • TCP/IP NetBIOS Helper Services
   • Windows Management Instrumentation
   • Windows Management Instrumentation Driver Extensions
   • Windows Time
   • Workstation
   
   
2. Close Control Panel, and restart your computer.
3. At the command prompt, type the following command:
   msdtc -uninstall
4. In the registry, remove the following keys if they exist:

   HKEY_CLASSES_ROOT\CID
   HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MSDTC
   HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\MSDTC
   HKEY_LOCAL_MACHINE\SYSTEM\ControlSet002\Services\MSDTC
   HKEY_LOCAL_MACHINE\Software\Microsoft\MSDTC
   						

5. At the command prompt, type the following command:
   msdtc -install
6. Check Event Viewer for the following message:

   Event Source: MSDTC
   Event ID: 4104
   Description: The Microsoft Distributed Transaction Coordinator service was successfully installed.

   .
7. Restore the Startup Type of the services to their original values, and then restart your computer.
8. At a command prompt, type the following command:
   msdtc -resetlog

For more information, click the following article number to view the article in the Microsoft Knowledge Base: