Sorry mshconvert is not a part of Nek5000 so we cannot offer any support. On 29 May 2018, at 16:33, "[email protected] <mailto:[email protected]> " <[email protected] <mailto:[email protected]> > wrote: Hello Neks, I have mesh file .msh format and I was trying to convert into NEK5000 format using mshconvert.py but I face some troubles in the function of scan_fluent_mesh. I get this error : IOError: Something went wrong reading fluent mesh. Could you please tell me why? I can send you the mesh file and it may help you understand the problem. Do I have to change anything in the .msh file normally? Thanks Sijo GEORGE _______________________________________________ Nek5000-users mailing list [email protected] <mailto:[email protected]> https://lists.mcs.anl.gov/mailman/listinfo/nek5000-users