Exchange 2013: Readiness check hangs at 90 % and aborts

Interesting error during the installation of Exchange 2013 on a Server 2012 R2. The readiness check of the installation hangs at 90 % and then aborts after a long time with the following error message: The exact wording somewhat shortened: Error: The following error was generated when "$error.Clear(); $keyPath = "HKLM:\Software\Microsoft\WebManagement\Server"; if (!(Get-Item $keyPath -ErrorAction SilentlyContinue)) { New-Item ... Read more