Spline components cannot be set to static/movable in blueprints.
1. Open Editor (any project)
2. Create blueprint (actor)
3. Add spline component
4. Select spline component, view details pane
Results:
In Transform section, no selection appears for static/movable object.
Expected:
Option appears to set component to static/movable.
Head over to the existing Questions & Answers thread and let us know what's up.