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

Suhaib Ahmad a.suhaib.47 at gmail.com
Tue Jan 16 20:43:44 PST 2018

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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