Event Message:

About to revert to the last known good configuration because the name service failed to start.

Source

Event Log

Event ID

Event Type

Service Control Manager

System

7021

Information

Explanation:

A critical service or driver failed to start; therefore the system will revert to the last saved configuration.

User Action:

Ask your system administrator to check the event log with Event Viewer for details about the service or driver errors that preceded this one.