Figure31_1WallColorPrototype.x3d using X_ITE

X_ITE X3D Browser   Definition and use of a WallColor node type.

Display error: X3D model not shown.

Your HTML browser does not appear to support all features required by the X_ITE X3D player!
     Original X3D model: Figure31_1WallColorPrototype.x3d
X3D Examples Archive: https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter31Prototypes/Figure31_1WallColorPrototypeIndex.html

X_ITE Console