Application did not keep enrollment into Child Development Associate (CDA)

Company Name - For QA KinderCare

Prerequisite - 1.OE is going on - Effective date - 01/01/2018
2.Employment Date - 01/01/2017
3.Eligible for Marriage event - All Benefit type selected

Step:-
1.Login with EE
2.Start OE workflow
3.Complete OE tunnel
4.Raise QE with back date 11/01/2017
5.QE workflow started
6.Navigate to Enroll Now screen
7.Enrolled into Plan til it reach to last plan - Child Development Associate (CDA)
8.Click on Enroll Now button
9.Application display confirmation message
10.Now click on Continue button

Actual - Application prompt alert message - Enroll or Waive into Child Development Associate (CDA) plan

Expected - Application should saved enrollment