Olap bics with sso connection is not working

Hi Experts,

I have configured SSO againt SAP BW  and i can able to import Roles which i created in SAP BI. I am trying to create olap bics connection using authentication mode SSO getting the following message : Issuer of SSO ticket is not authorized.

What do i need to configure ?

SAP BO/BI Versions Here:

SAP BW 7.4

BO 4.1 SP6 (14.1.6.1805)

any help would be much appreciated

Thanks,

Haris