<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Am 30.04.2016 um 09:55 schrieb Christophe Geuzaine <<a href="mailto:cgeuzaine@ulg.ac.be" class="">cgeuzaine@ulg.ac.be</a>>:<br class=""><div><blockquote type="cite" class=""><br class="Apple-interchange-newline"><div class=""><blockquote type="cite" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><br class="Apple-interchange-newline">On 29 Apr 2016, at 17:57, Dr. Stephan Schmidt <<a href="mailto:stephan.schmidt@mathematik.uni-wuerzburg.de" class="">stephan.schmidt@mathematik.uni-wuerzburg.de</a>> wrote:<br class=""><br class="">Dear Prof. Geuzaine,<br class=""><br class="">many thanks for the feedback! I have tried to use exactly the same procedure, but gmsh simply crashes without an error message when I try to e.g. refine the remeshed mesh.<br class=""><br class="">Attached is a very minimal working example: „channel_orig.msh“ is the original mesh created by gmsh itself. It appears to be valid in all regards, my flow solver works flawlessly on this. „Remesh_channel.geo“ is the file I actually open for remeshing and I manage to remesh the geometry successfully.<br class=""><br class="">But whenever I try to refine the rather coarse remeshed cannel using the gui, gmsh crashes without throwing any error messages and I am stuck on how to make a finer mesh. I am using the following build and version of gmsh:<br class=""><br class=""></blockquote><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""><span style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; float: none; display: inline !important;" class="">Can you try with a recent nightly build? It works fine on my machine.</span><br style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;" class=""></div></blockquote><div><br class=""></div>I tried again today with the latest nightly build:</div><div><div>Info : -------------------------------------------------------</div><div>Info : Gmsh version : 2.12.1-svn</div><div>Info : Build OS : MacOSX</div><div>Info : Build options : Ann Bamg Bfgs Blas(Custom) Blossom Chaco DIntegration Dlopen Fltk Gmm Jpeg(Fltk) Kbipack Lapack(Custom) MathEx Med Mesh Metis Mmg3d Mpeg NativeFileChooser Netgen ONELAB ONELABMetamodel OpenCascade OpenGL OptHom PETSc Parser Plugins Png(Fltk) Post SLEPc Salome Solver Taucs TetGen/BR Tetgen1.5 Voro3D Zlib</div><div>Info : Build date : 20160502</div><div>Info : Build host : Christophes-Mac.local</div><div>Info : Packager : geuzaine</div><div>Info : Executable : /Applications/Gmsh.app/Contents/MacOS/gmsh</div><div><br class=""></div><div>and still, gmsh crashes without an error message (segfault?) if I try to do „refine by splitting“ on the remeshed geometry I get from running „Remesh_Hole.geo“. Maybe it is OSX Gui specific?</div><div class=""><br class=""></div><div class=""></div></div></body></html>