Providing your old package made in InstallShield is MSI based, you can perform a major upgrade by including the old package's UpgradeCode in the new package's Upgrade Table.
Best of luck, Gareth -- View this message in context: http://www.nabble.com/How-to-call-uninstall--tf3757488.html#a10622161 Sent from the wix-users mailing list archive at Nabble.com. ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/ _______________________________________________ WiX-users mailing list WiX-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/wix-users