1] Login to the application on local environment using following URL:
https://wt-stage.harbinger.in
2] From Home page search and select a company for which testing needs to be carried out using "Search Company" section.
3] Click on "Ben Admin" menu.
4] Click on "Customizer" icon from left navigation menu.
5] Click on "Rates" link which is submenu of "Customizer", user gets navigate to "Rates" details page.
6] Click on "Import" button displaying at top right hand side of the "Rates"page, the "Rate Import" window gets popped up.
7] Click on "Add New Rate" tab.
8] Download the file of Life template.
9] From template click on the "Add Employee/Spouse costs"
10] Add the duplicate entries with same member type and same gender.

Actual Result:
Entries get added.
Expected Result:
Duplicate values should not be get added.
Refer attached screenshot for more details.