Employee tier did not enrolled into Auto enrolled plan

Company - TSR Demo Company

Server - Stage

EE - 300000178

Auto Enroll Plan - Class C Auto Enroll Medical Plan

Step:-
1.Login to application using partner credential
2.Add employee , Spouse and Child (date of employement - 02/01/2017)
3.Enrolled into medical plan (02/01/2017)
4.Add Auto Enrolled medical plan (Tier - EE+SP+CH) and eligible for Class C , Class C , Class C,Class C
5.Now navigate to Apply classes and Payroll schedule
6.Select Class from drop down where we have to move employee
7.Specify Effective Date - No
8.Click on Apply

Actual - EE with tier did not enrolled into Auto enrolled medical plan

Expected - EE should enrolled into Auto enrolled medical plan