If you recommend chaining them, what do you say about the content of 
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/msi/setup/concurrent_installations.asp 
from MSDN?  It quite clearly says this is a deprecated procedure.

"Umut Alev - MSFT" wrote:

> Until there is an Official word on the MSDN, here is my take:
> 
> We will not be releasing MSMs (Merge Modules) for Msxml6. We have found out 
> the hard way, MSMs in general are evil. As MSM gets inserted to another MSI, 
> the product id's loose the context and can cause major update issues 
> especially when there is a security issue that needs to be fixed in all the 
> machines in the world.
> 
> While, we know that not having MSMs, is somewhat hindering to deployment, we 
> think not having MSMs is the right choice for the platform. This will be 
> true for all releases coming from Microsoft at least from our departmant.
> 
> I hope you would understand and make required changes to your setup logic to 
> chain msi's.
> 
> -- 
> Regards,
> - Umut Alev [MSFT]
> 
> This email sent from a machine running Vista RC1.
> 
> 
> "Martin Honnen" <mahotrash@y...> wrote in message 
> news:%23DewKxfwGHA.2448@T......
> >
> >
> > Vivek wrote:
> >
> >> Where can I download the the Merge Module for MSXML6? The SDK 
> >> documentation for MSXML6 is referring to a merge module for MSXML4?!
> >
> > One answer in this thread 
> > <http://forums.microsoft.com/MSDN/ShowPost.aspx?PostID=247167&SiteID=1> 
> > says "There is no merge module for MSXML 6.0.  We are working on a KB 
> > article that explains the details."
> >
> > Searching support.microsoft.com for "MSXML 6" does not show any article 
> > about MSXML and the lack of a merge module so it seems that KB article is 
> > not yet published.
> >
> >
> >
> >
> >
> > -- 
> >
> > Martin Honnen --- MVP XML
> > http://JavaScript.FAQTs.com/ 
> 
>