[WiX-users] Check for Installed app

Can you give me the code to check for a previously installed version of my app? Then, prevent install if it is there? Currently, I am allowed to install the same app twice and I want to prevent that. Also, do you have example code on how to check for an old version installed? Then,

Re: [WiX-users] Check for Installed app [P]

Palmer [mailto:jpalmer1...@comcast.net] Sent: March-24-14 2:17 PM To: wix-users@lists.sourceforge.net Subject: [WiX-users] Check for Installed app Can you give me the code to check for a previously installed version of my app? Then, prevent install if it is there? Currently, I am allowed

Re: [WiX-users] Check for Installed app

http://wix.tramontana.co.hu/ From: Joel Palmer [mailto:jpalmer1...@comcast.net] Sent: Monday, March 24, 2014 6:17 PM Can you give me the code to check for a previously installed version of my app? Then, prevent install if it is there? Currently, I am allowed to install the same app

Re: [WiX-users] Check for Installed app

It doesn't work that way, so you may need to provide more info. It's never required, so you probably have some assumptions about the way things work that I'm not aware of. If you rebuild the MSI and up with the same ProductCode you cannot install it twice - it will go into