Spline decal material isn't show-up, with PCG

Made a spline, referenced it in my PCG graph in “get spline data” with the tag “path”.

For the material I’m using a decal with spawn actor.

Am I doing something wrong?

PCG Graph

Get spline data

Spline Sampler

Spawn actor (decal material)


Material showing in the details, but not in 3D viewport