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harid38
Level 5
‎Aug 17, 2011 04:14 AM

How to block Msi to update.

Hi,

i'm using Basic Msi project and i wanted to block the update and tell the user to uninstall the previous version and then install the new version of the product. How to do this?

Thanks for the help in advance.
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manomatt
Level 8
‎Aug 18, 2011 10:46 AM

Put a CustomAction at the begining of the installation which checks for the uninstall key of the product in the registry.

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\[ProductGUID]

if its there then pop up a message.
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