I have installed a Unity 4.0(5) server for a customer, I tried opening the Unity Diagnostic tool but received an error message from MMC informing me that the Snap-In failed to initialize. I should have seen all the common diagnostic tools and the logos but I just get a blank screen.
If I open MMC on its own and then browse to the UnityDiagnostics.msc file I also recieve the same error, however if I open other *.msc files they appear to open ok.
Has anyone else come across this issue before? Everything else with the Unity server is running ok.
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.