A: First, check the book’s official website for errata. Second, ensure your graphics driver supports OpenGL 4.5 (run glxinfo on Linux or GPU Caps Viewer on Windows). Third, old PDFs might use glewInit() incorrectly—update to a newer edition.
You can find the official table of contents and purchase links on Anton Gerdelan's official website or via Itch.io for DRM-free versions. Anton's OpenGL 4 Tutorials
