OBJ and material import

Downloaded a cool apocalyptic city pack from Evermotion and having some issues. If I download a model individually, I can import the obj into Blender and everything works. If I import the model from the entire pack rather than an individual download, the materials and textures are not there, even though there’s an MTL and I’ve downloaded all the textures.

Also some of the models give me this error when importing either way and will not import at all: