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# Service Control Manager Event 7024 (2550)

Article ID: 112595

Article Last Modified on 11/1/2006

APPLIES TO

- Microsoft Windows 2000 Professional Edition
- Microsoft Windows 2000 Server
- Microsoft Windows NT Advanced Server 3.1
- Microsoft Windows NT Advanced Server 3.1
- Microsoft Windows NT Server 3.5
- Microsoft Windows NT Server 3.51
- Microsoft Windows NT Server 4.0 Standard Edition
- Microsoft Windows NT Workstation 3.1
- Microsoft Windows NT Workstation 3.5
- Microsoft Windows NT Workstation 3.51
- Microsoft Windows NT Workstation 4.0 Developer Edition

This article was previously published under Q112595
IMPORTANT: This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base:

256986 Description of the Microsoft Windows Registry

## SYMPTOMS

When you start your computer, the following message appears:
At least one service or driver failed during system startup. Use Event Viewer to examine the event log for details.
Event Viewer shows a Service Control Manager event number 7024:

The Computer Browser service terminated with service-specific error 2550. You can obtain further information by using the NET HELPMSG command.

Error message 2550 is explained by the following:
The browser services was configured with MaintainServerList=No.

## CAUSE

This error is the result of setting MaintainServerList=No in the registry while still having the Computer Browser service active.

## RESOLUTION

WARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.
To avoid this error, do one of the following:

- Stop the Computer Browser service, using the Services tool in Control Panel.
  -or-
- Use the Registry Editor to change the MaintainServerList as described below:
  1. Run Registry Editor (Regedt32.exe).
  2. In the `HKEY_LOCAL_MACHINE` subtree, go to the following subkey:

     `SYSTEM\CurrentControlSet\Services\Browser\Parameters\MaintainServerList`

  3. Change MaintainServerList to either Auto or Yes.
  4. Quit Registry Editor.

## MORE INFORMATION

In Windows 2000, to view the Services applet, click Start, click Programs, and then click Administrative Tools.

Additional query words: prodnt err msg

Keywords: kbprb KB112595