I just tried to repro the issue and was unsuccessful. I joined to domain Windows Server 2012 R2 machine and installed Standalone Root CA role.
Can you, please, provide a stacktrace on the error? Run the
Connect-CA command works as expected.Can you, please, provide a stacktrace on the error? Run the
Connect-CA command and immediately call: $error[0].Exception.InnerException.StackTrace. Post here trace information.