Post Processing stack - Volume effects have all the fields disabled.

I followed two different tutorials on setting up the post processing stack v2. This one: https://docs.unity3d.com/Packages/com.unity.postprocessing@2.1/manual/Quick-start.html and this one: https://www.youtube.com/watch?v=_PzYAbPpK8k However everytime I add an effect to a volume (that in its turn is attached to a simple gameobject) all the fields are disabled as shown in the image: ![alt text][1] [1]: /storage/temp/163634-example.png