Hello.You can read ARPINSTALLLOCATION property of previous version of your install package by using Windows Installer API:MsiGetProductInfo(ProductCode, INSTALLPROPERTY_INSTALLLOCATION, InstallLocation, &dwSize);Where:ProductCode — Product Code of yo...
1. No, I have a release at index 1.2. cfg.ISWiReleases is not array; InstallShield automation interface indeces is 1-based (and I have 2 releases );3. "foreach" don't work too, for example:foreach(ISWiProductConfig cfg in prj.ISWiProductConfigs){ ...