portals are not objects you can "go to". Tag an object within the portal and go to that.
How do you know it isn't working?
Just going to a portal doesn't do anything except - well - go to the portal.
Maybe you mean that want to go to a portal row?
What is it that you expect to happen?
portals are not objects you can "go to".
Of course they are, and of course you can.
e.g.to ensure that Go to Portal Row [ first ] targets the desired one among multiple portals on a layout.