<html><body><div style="font-family: arial,helvetica,sans-serif; font-size: 12pt; color: #000000"><div>Hi, <br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>when I try to create a compound surface in gmsh 2.13.0-svn-linux 64, I get this error:<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>Info : -------------------------------------------------------<br>Info : Gmsh version : 2.13.0-svn<br>Info : Build OS : Linux<br>Info : Build options : Ann Bamg Bfgs Blas(Generic) Blossom Chaco DIntegration Dlopen Fltk Gmm Jpeg(Fltk) Kbipack Lapack(Generic) LinuxJoystick MathEx Med Mesh Metis Mmg3d Mpeg Netgen ONELAB ONELABMetamodel OpenCascade OpenGL OptHom PETSc Parser Plugins Png(Fltk) Post SLEPc Salome Solver Taucs TetGen/BR Tetgen1.5 Voro3D Zlib<br>Info : Build date : 20160715<br>Info : Build host : debian<br>Info : Packager : geuzaine<br>Info : Executable : /home/user/A_Inst_gmsh/gmsh-2.13.0-svn-Linux/bin/gmsh<br>Info : Home directory : /home/user/<br>Info : Launch date : Fri Jul 15 20:29:15 2016<br>Info : Command line : /home/user/A_Inst_gmsh/gmsh-2.13.0-svn-Linux/bin/gmsh part.geo<br>Info : -------------------------------------------------------<br>Info : Reading 'part.geo'...<br>Info : Reading 'part.step'...<br>Info : Done reading 'part.step'<br>Error : Unknown surface 23<br>Warning : Could not make generatrices list for compound surface 30<br></div><div><br data-mce-bogus="1"></div><div>When I try to mesh this, gmsh crashes. Without the compound surface I can mesh the part without problems, see <br></div><div><br data-mce-bogus="1"></div><div>https://github.com/mkraska/CalculiX-Examples/tree/master/CAD/OnshapeTutorial</div><div><br data-mce-bogus="1"></div><div>What can I do to properly create a compound surface?<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>Best regards, Martin Kraska<br data-mce-bogus="1"></div><div><br></div></div></body></html>