While installing AX ssrs Reporting services extension error coming in LOG File

Hi ,

I am using ax 2012 R3

SQL SERVER 2014

An error occurred during setup of Reporting Services extensions.
2017-08-23 16:22:33Z Reason: Unable to find the SQL Server Reporting Services version, verify that the service is configured correctly.
2017-08-23 16:22:33Z System.Exception: Unable to find the SQL Server Reporting Services version, verify that the service is configured correctly.
2017-08-23 16:22:33Z    at Microsoft.Dynamics.AX.Framework.Reporting.Shared.SrsUtilities.GetReportManagerUrl(String instanceName, SrsWmiAdapter setting)
2017-08-23 16:22:33Z    at Microsoft.Dynamics.Setup.ReportsServerInstaller.GetOrCreateServerConfiguration(String instanceName, String sharePointServiceApplicationSite, Boolean& createdConfiguration)
2017-08-23 16:22:33Z    at Microsoft.Dynamics.Setup.Components.ReportingServicesExtensions.InstallConfigurationFiles(String instanceName, String sharePointServiceApplicationSite, Boolean& createdConfiguration)
2017-08-23 16:22:33Z    at Microsoft.Dynamics.Setup.Components.ReportingServicesExtensions.RunReportingSetupManagerDeploy()