Userelashionship behaviour

Hello all,

I am using a disconnected table to make the legend of a graph dynamic.

I’ve created many inactive relations between my disconnected table and LookUp tables (filtering my fact table) :

I’d like to use “USERELATIONSHIP” to activate the relation when expected.

The issue is that when I use “USERELATIONSHIP” I lost the “Highligth” functionality.
What happen with “UserRelationShip” in my measure :

What I want (Relation activate with the “Manage Relationships” pane) :

Have you ever encountered this case?

Any solution ?

Thanks !