Irrlicht Engine

I am loading a level designed with irredit which contains several static meshes and a single animated mesh

I am attempting to get the scenenode for the animated mesh by
This works okay, but I cannot cast it to an AnimatedMeshSceneNode to set the animation.

The SceneNodeType is AnimatedMesh.

but GetType returns SceneNode

I am having the exact same problem. I cannot cast a read SceneNode into anything usable without the program crashing... using Irrlicht .NET CP for C#.