Your Application Event log contains:

Event Type: <b>Error</b>
Event Source: <b>WINMGMT</b>
Event Category: <b>N/A</b>
Event ID: <b>12</b>
Description:
Failed to CoGetClassObject for provider "Microsoft|DSLDAPClassProvider|V1.0". Class not registered (0x80040154).
NOTE: This is a one time event.

Windows Setup and the WMI service have a timing issue. This has no impact on your system performance or stability. The event will not re-occur, and can safely be ignored.