GPA 4.x installation fails (NETIQKB49752)

fact
NetIQ Group Policy Administrator 4.5

fact
NetIQ Group Policy Administrator 4.6

symptom

GPA 4.x installation fails.

symptom
Windows installer error during GPA installation.

symptom
Fatal Error: Installation ended prematurely because of an error.

symptom

The following event is made in the Application Event Log:

Event Type: Error
Event Source: DCOM
Event Category: None
Event ID: 10005
Date:  D/M/YYYY
Time:  H:MM:SS PM
User:  <domain>\user
Computer: <computername>
Description:
DCOM got error "The service cannot be started, either because it is disabled or because it has no enabled devices associated with it. " attempting to start the service COMSysApp with arguments "" in order to run the server: {182C40F0-32E4-11D0-818B-00A0C9231C29}

cause
The GPA 4.5 and 4.6 installation will fail if the COM+ System Application service is disabled.

fix
Set the COM+ System Application service to Manual and then start the service. The GPA installation then completes without errors.

note
{182C40F0-32E4-11D0-818B-00A0C9231C29} is the COM+ Catalog Server.

Formerly known as NETIQKB49752