We were installing CRM 2015 in one of the virtual machine and got CRM setup failed error dialog with Retry and Cancel button. The first thing came in our mind to check setup log files, so when we checked crmserversetup.log file under C:\Users\Administrator\AppData\Roaming\Microsoft\MSCRM\Logs , we found below error details:  Error| System.Exception: Action Microsoft.Crm.Setup.Server.RegisterVssWriterServiceAction failed. —> System.ComponentModel.Win32Exception: Unable to change the Service description. at Microsoft.Crm.ServiceControlManager.InstallNativeService(String… Read more »