hello i use gmsh 2.2.5. when i need 1st-order elements, gmsh works very well. when i need 2nd-order element, either by GUI or "generaloptionsfile" gmsh was closed and error message from windows was displayed. please help me thanks a lot -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://www.geuz.org/pipermail/gmsh/attachments/20081123/9c102897/attachment.html>