How do I fix my objects so that they are solids? Dale February 09, 2019 18:06 Updated Follow The best tool we know for this is ThomThom’s awesome SolidInspector2 tool. It’s FREE at the Extension Warehouse Related articles Replace Textures Tool Vertex Select BoolTools supported SketchUp versions When I input my license key, it says that the code is not valid. What should I do? Comments 0 comments Please sign in to leave a comment.