bootstrap.min.js:6 Uncaught TypeError: n is not a constructor returning when I click on the dropdown button

Question

I have multiple dropdown menus in my page. Located inside the nav works fine, but the inside of the page does not work

Located inside the nav

inside of the page

what is the problem? Thank you.

Answer 1

Bootstrap is not yet compatible with Popper.js version 2, see https://github.com/snapappointments/bootstrap-select/issues/2385#issuecomment-579892665.

The bundle works because it bundles the right version of Popper, see https://getbootstrap.com/docs/4.5/getting-started/introduction/.