Event-o-Pedia EventID 10026 - The COM sub system is suppressing duplicate event log entries for a duration of %1 seconds. The suppression timeout can be controlled by a REG_DWORD value named %2 under the following registry key. HKLM\%3.

	Event Details
	Operating System->Microsoft Windows->Built-in logs->Windows 2000-2003->System Log->Source DCOM->EventID 10026 - The COM sub system is suppressing duplicate event log entries for a duration of %1 seconds. The suppression timeout can be controlled by a REG_DWORD value named %2 under the following registry key. HKLM\%3.

EventID 10026 - The COM sub system is suppressing duplicate event log entries for a duration of %1 seconds. The suppression timeout can be controlled by a REG_DWORD value named %2 under the following registry key. HKLM\%3.

Sample:

Event Type:     Information
Event Source:   DCOM
Event Category: None
Event ID:       10026
Date:           10/16/2009
Time:           18:09:49
User:           
Computer:       MACHINENAME
Description:    
The COM sub system is suppressing duplicate event log entries for a duration of 86400 seconds.  
The suppression timeout can be controlled by a REG_DWORD value named SuppressDuplicateDuration under the following registry key: HKLM\Software\Microsoft\Ole\EventLog.

Log Type:

Windows Event Log

Uniquely Identified By:

Log Name:

System

Filtering Field	Equals to Value
OSVersion	Windows 2000 Windows XP Windows 2003
Source	DCOM
EventId	10026

Field Matching

Field	Description	Stored in	Sample Value
DateTime	Date/Time of event origination in GMT format.	DateTime	10.10.2000 19:00:00
Source	Name of an Application or System Service originating the event.	Source	Security
Type	Warning, Information, Error, Success, Failure, etc.	Type	Success
User	Domain\Account name of user/service/computer initiating event.	User	RESEARCH\Alebovsky
Computer	Name of server workstation where event was logged.	Computer	DC1
EventID	Numerical ID of event. Unique within one Event Source.	EventId	576
Description	The entire unparsed event message.	Description	Special privileges assigned to new logon.
Log Name	The name of the event log (e.g. Application, Security, System, etc.)	LogName	Security
Category	A name for a subclass of events within the same Event Source.	Category	Logon/Logoff