Windows Vista Services

Remote Procedure Call (RPC) - Windows Vista Service

Serves as the endpoint mapper and COM Service Control Manager. If this service is stopped or disabled, programs using COM or Remote Procedure Call (RPC) services will not function properly.

This service also exists in Windows 10, 7, 8 and XP.

Startup Type

Windows Vista edition without SP SP1 SP2
Starter Automatic Automatic Automatic
Home Basic Automatic Automatic Automatic
Home Premium Automatic Automatic Automatic
Business Automatic Automatic Automatic
Ultimate Automatic Automatic Automatic

Default Properties

Display name:Remote Procedure Call (RPC)
Service name:RpcSs
Path:%WinDir%\system32\svchost.exe -k rpcss
Error control:normal
Group:COM Infrastructure
Object:NT AUTHORITY\NetworkService
  • SeChangeNotifyPrivilege
  • SeCreateGlobalPrivilege
  • SeImpersonatePrivilege

Default Behavior

The Remote Procedure Call (RPC) service as NT AUTHORITY\NetworkService and runs in a shared process of svchost.exe. If Remote Procedure Call (RPC) fails to start, the error is recorded into the Event Log. Windows Vista startup proceeds, but a message box is displayed informing you that the RpcSs service has failed to start. If you disable this service, then 67 other services will be unable to start (see the "Dependencies" section below).


Remote Procedure Call (RPC) will not start, if the DCOM Server Process Launcher service is stopped or disabled.

If the Remote Procedure Call (RPC) is stopped, the following services will not start and initialize:

Restore Default Startup Type of Remote Procedure Call (RPC)

Automated Restore

1. Select your Windows Vista edition and Service Pack, and then click on the Download button below.

2. Save the RestoreRemoteProcedureCallRPCWindowsVista.bat file to any folder on your hard drive.

3. Right-click the downloaded batch file and select Run as administrator.

4. Restart the computer to save changes.

Note. Make sure that the rpcss.dll file exists in the %WinDir%\system32 folder. If this file is missing you can try to restore it from your Windows Vista installation media.

Yea, though I walk through the valley of the shadow of death, I will fear no evil: for thou art with me; thy rod and thy staff they comfort me.