Hi, I found this: Code: trace:wgl:process_attach found DisabledExtensions="GL_EXT_blend_logic_op GL_EXT_copy_texture GL_EXT_polygon_offset GL_EXT_subtexture GL_EXT_texture GL_EXT_texture_object GL_EXT_vertex_array GL_EXT_bgra GL_EXT_draw_range_elements GL_EXT_packed_pixels GL_EXT_rescale_normal GL_EXT_separate_specualr_color GL_EXT_texture3D GL_SGIS_texture_edge_clamp GL_SG"... Does this match what would be expected if I had properly created the Registry Key and entry? By the way, very appreciative of the assistance here. :) S.