Mar 29, 2011 at 5:45 PM
Edited May 25, 2011 at 1:19 PM
Apparently Reg-Free COM is experiencing a bug on 2008 Server R2 and Windows 7. This issue involves side-by-side in IIS and is known to Microsoft. There is a hot-fix to apply to IIS from Microsoft but it will be far easier if you just:
unless you're a hosting provider. (in which case:
2008 Server R2 side-by-side hotfix is available
article KB977787 discussing the IIS 7.5 (2008 Server R2 and Windows7) side-by-side problem is available on the Microsoft support site.
The corresponding hotfix can now be
downloaded here. Click Show hotfixes for all platforms and languages to see all available versions.)