Event ID 4456 — COM+ General Functionality

Applies To: Windows Server 2008 R2

COM+ applications use Microsoft Component Object Model (COM) technology in Microsoft Windows operating systems to communicate and take advantage of Windows services. COM technologies include COM+, DCOM, and ActiveX Controls.

Event Details

Product: Windows Operating System
ID: 4456
Source: Microsoft-Windows-Complus
Version: 6.1
Message: Event class failed Query Interface. Check the event log for any other errors from the EventSystem.%1%0


This is a normal condition. No further action is required.

COM+ General Functionality

Application Server