The following error may appear in your Eventlog. The error mostly occurs without notice.
Event Type: Error
Event Source: DCOM
Event Category: None
Event ID: 10020
Date: 30-12-2008
Time: 10:05:12
User: %username%
Computer: %computername%
Description:
The machine wide Default Launch and Activation security descriptor is invalid. It contains Access Control Entries with permissions that are invalid. The requested action was therefore not performed. This security permission can be corrected using the Component Services administrative tool.