The HP version is reported to work only with Mesa (and not with the native OpenGL implementation). -- Christophe Geuzaine Tel: +32-(0)4-366.37.10 mailto:Christophe.Geuzaine at ulg.ac.be Fax: +32-(0)4-366.29.10 http://www.montefiore.ulg.ac.be/~geuzaine/