IllegalStateException: Link does not have a NavController set

Question

I\'m using Android Navigation Component for Navigation. I have a LoginFragment which has a button to transition to SignUpFragment. On clicking the button I\'m getting this e

Answer 1

i faced this issue just now, but i was sure about my code and then realized that i have changed the location of the fragment from under the main package to another folder

so i solved the issue with Build-> clean then Build ->make project to let the IDE to change its Directions class