Event ID - 21148

Event Id21148
SourceMicrosoft ISA Server Control
DescriptionMicrosoft ISA Server SMTP Message Screener failed to start.
Reason: The SMTP Message Screener call to CreateTimerQueueTimer failed (error code %1).
Event InformationAccording To Microsoft:
The ISA Server SMTP Message Screener call to CreateTimerQueueTimer failed.

Resolution:
User Action Free up memory. Close other programs that are running. Use the Task Manager to check programs and processes that are using large amounts of system resources. Restart the service hosting the message screener sink filter. Restart the service hosting the message screener sink filter. Reinstall the message screener filter.
Reference LinksMicrosoft product: Internet Security and Acceleration Server Version: 4.0.3443.594 Event Source: Microsoft ISA Server Control Event ID: 21148

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