The Server service enables Windows to perform file and print sharing over the network. If this service is stopped Windows will be unable to share file and print services.
A service can stop for many reasons, including:
The service was stopped by an Administrator.
The service encountered an exception that stopped the service.
The service was improperly configured, which prevented it from starting.
The service was prevented from starting because the user account assigned to the service could not be authenticated.
The service can be restarted using the following task:
Start the Server service