Event ID - 8015

Event Id8015
SourceApplication Center
DescriptionLog query %Query% failed to execute using the connection string %ConnString%. Status is %Status%: %StatusMessage%.
Event Information Possible Causes and Solutions :
Log query component settings: The log query component settings for Windows Management Instrumentation (WMI) or Microsoft Data Engine (MSDE) might be missing or wrong. 
Service not running: The Application Center Name Resolution service might not be running. This service is used by the query process. 

Database not running: MSDE might not be running. To check this, click Start, point to Programs, point to MSDE, and then click Service Manager. There might also be an indicator in the taskbar tray. 

Other Solutions (listed in order of preference):
Restart SQL Server 2000 Runtime (MSDE).
Restart the computer.
Use the Support Online link in the Events view.
Contact Microsoft Product Support Services:
Reference Links Event ID: 8015 Monitoring Logging QueryFailed

Access or Replication Failures May Occur with Errors 8015 and 5027

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