I get the following error during install 2016 on 2012 R2 and currently am stuck on it
Error: The following error was generated when "$error.Clear(); buildToBuildUpgrade-ExsetdataAtom -AtomName SystemAttendant -DomainController $RoleDomainController " was run: "Microsoft.Exchange.Management.Deployment.ExsetdataException: An error occurred with error code '3221684229' and message 'Access is denied.'. at Microsoft.Exchange.Configuration.Tasks.Task.ThrowTerminatingError(Exception exception, ErrorCategory category, Object target) at Microsoft.Exchange.Management.Deployment.ManageExsetdataAtom.HandleExsetdataReturnCode(UInt32 scErr) at Microsoft.Exchange.Management.Deployment.ManageExsetdataAtom.BuildToBuildUpgradeAtom(AtomID atomID) at Microsoft.Exchange.Management.Deployment.BuildToBuildUpgradeExsetdataAtom.InternalProcessRecord() at Microsoft.Exchange.Configuration.Tasks.Task.b__91_1() at Microsoft.Exchange.Configuration.Tasks.Task.InvokeRetryableFunc(String funcName, Action func, Boolean terminatePipelineIfFailed)".