internal static void CheckIfPowerShellVersionIsInstalled(Version version)
        {
            // Check if PowerShell 2.0 is installed
            if (version != null && version.Major == 2)
            {
#if CORECLR
                // PowerShell 2.0 is not available for CoreCLR
                throw new ArgumentException(
                    PSRemotingErrorInvariants.FormatResourceString(
                        RemotingErrorIdStrings.PowerShellNotInstalled,
                        version, "PSVersion"));
#else
                // Because of app-compat issues, in Win8, we will have PS 2.0 installed by default but not .NET 2.0
                // In such a case, it is not enough if we check just PowerShell registry keys. We also need to check if .NET 2.0 is installed.
                ...