the report is based on SSAS Cubs
so do two things
1) Make sure Cubes are deployed
2) Open Cubs in SSAS on SQL Server and make sure user/user group has access to Cubes. if not right click the cubes and add users/userGroups there
the report is based on SSAS Cubs
so do two things
1) Make sure Cubes are deployed
2) Open Cubs in SSAS on SQL Server and make sure user/user group has access to Cubes. if not right click the cubes and add users/userGroups there