Hi Christophe: I have the following error opening gmsh 1.65 in Linux Suse 9.2 from remote X11 Terminal in Macosx 10.4.8 PowerPc: Xlib: extension "GLX" missing on display "localhost:10.0" Insufficient GL support Segment Violation Of course X11 in Tiger is updated to the last version: X11 1.0 - XFree86 4.4.0 Thanks in advance. José M. Sancho