class .active on the nav is seen in multiple items at once

[Bilal-io]

Expected behavior:
To have the class .active only on the active item
Actual behavior:
the class stays on other nav items even after another item is clicked.
Steps to reproduce:
Go to Patient, now we have "patient listing" with the class. Then we click "Reports" now both items have the class
Screenshots (if applicable):

OS and Browser:
MacOS Sierra 10.12.1 and Chrome Version 54.0.2840.71 (64-bit)