[wix-users] WiX installer does not overwrite Visual Studio Setup application

Tom Ofek Kafka tom.k at walkme.com
Tue Jan 16 23:58:40 PST 2018

Hi Ahmad,

I don't know if this will help you, but when I confronted the same issue,
the solution eventually was to apply the installation for all users:

<Propery Id="ALLUSERS" Value="1" />


On Wed, Jan 17, 2018 at 6:43 AM, Suhaib Ahmad via wix-users <
wix-users at lists.wixtoolset.org> wrote:

> I have also tried to make the UpgradeCode the same as the one in the setup
> project installer, but the problem still persists.
> On 17 January 2018 at 12:19, Suhaib Ahmad <a.suhaib.47 at gmail.com> wrote:
> > Hi,
> >
> > I have written a WiX installer for my application which was previously
> > done by someone else using the Visual Studio Setup project. I am facing a
> > major issue where the wix installer installs the application but does not
> > overwrite the one installed using the setup installer. So there are two
> > same applications installed in the end.
> >
> > I need to fix this asap but I do not how how to go about this. Is there
> > any way I can check if the application is installed, uninstall it and
> then
> > install using the Wix installer. If not and in the worst case, I would be
> > fine if I can at least display a message to manually uninstall the
> previous
> > application before proceeding with the wix one.
> >
> > Thanks a lot
> >
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