Remote Procedure Call (RPC) Locator (RpcLocator) Service Defaults in Windows XP

Manages the RPC name service database.

Default Settings

Startup type: Manual
Display name:Remote Procedure Call (RPC) Locator
Service name:RpcLocator
Service type:own
Error control:normal
Object:NT AUTHORITY\NetworkService
Registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\RpcLocator

Default Behavior

Remote Procedure Call (RPC) Locator is a Win32 service. In Windows XP it won't start until the current user starts it. When the Remote Procedure Call (RPC) Locator service is started, it is running as NT AUTHORITY\NetworkService in its own process of locator.exe. If the Remote Procedure Call (RPC) Locator fails to start, the technical information about the error is added to the Event Log. Windows XP startup should proceed, but a message box should be displayed informing the user that the RpcLocator service has failed to start.


Remote Procedure Call (RPC) Locator depends on the Workstation service.

Restore Default Startup Configuration of Remote Procedure Call (RPC) Locator

Before you begin doing this, make sure that all the services on which Remote Procedure Call (RPC) Locator depends are configured by default and function properly. See the list of dependencies above.

1. Run the Command Prompt.

2. Copy the command below, paste it into the command window and press ENTER:

sc config RpcLocator start= demand

3. Close the command window and restart the computer.

The RpcLocator service is using the locator.exe file that is located in the C:\Windows\system32 directory. If the file is removed or corrupted, read this article to restore its original version from Windows XP installation media.