I don't advise using an absolute path to load your model:
building=LoadMesh("building.x")
..is better than what you have currently, because your path won't work on any other computers.
And make sure your textures are in the same folder as your model.
building=LoadMesh("building.x")
..is better than what you have currently, because your path won't work on any other computers.
And make sure your textures are in the same folder as your model.