During install intallscript will launch an app to do something, if this app get error.
I will show error Dialog ,and I must delete Uninstall registry"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\GUID" and delete file "InstallShield Installation Information\GUID" .
Can 2 steps Installshield handle it Uninstall automatic ????
If you use the abort statement in a pure InstallScript project, it should clean up what's been installed so far and exit the installation. The "abort" help topic has more details.
