I want to restore a Unity 4.03 installation which was updated from 3.1.5. Do I have to install 3.1.5 first and then update to 4.0.3 or can I install 4.0.3, install the license with dongle and then play back the backup?
4.X does not require a dongle -- just that FlexLM license file. You need to restore to the version of code which you backed up. So if you backed up at 3.1(5) that is where you would need to restore to.
Are you getting this error “Installer User Interface Mode Not Supported. The installer cannot run in this UI mode. To specify the interface mode, use the -i command-line option, followed by the UI mode identifier. The value UI mode identifiers...
The below trick might come handy when you have to add a new node to a cluster but you don't have or is unsure of the security password for the publisher. This procedure has been around for ages.
1) Login into the CLI of the Publisher.