[wix-users] WiX v4.0 Version Breaking Change

B Cran bruce at cran.org.uk
Sun Sep 11 12:00:03 PDT 2016

Thanks! I always thought the .NET scheme of having the build number before the revision was backwards.

Sent from my iPhone

> On Sep 11, 2016, at 12:52 PM, Sean Hall <r.sean.hall at gmail.com> wrote:
> All,
> In the latest v4.0 build, we implemented the same version change that we
> did in v3.10.  Instead of making the version Major.Minor.Build.0 (e.g.
> 4.0.4305.0), it is now Major.Minor.Revision.Build (e.g.  This
> means that if v4.0.4305.0 (or earlier) is installed, it must be manually
> uninstalled before installing a newer version.  This gives us the
> flexibility to do minor releases when necessary and make it clear in the
> version number that it is a minor release.
> We also revamped our installer UI to mimic the new Appx Installer UI in
> Win10 AU, thanks to Phill Hogland.  When an older build is already
> installed, the new UI will display a message reminding you that you must
> uninstall that older build first.
> As a reminder, v4 is still under active development and is not considered
> stable or production ready.  To run the build and see the new UI, go to
> http://wixtoolset.org/releases/v4-0-0-4506/.
> Thanks,
> Sean Hall
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