[Gmsh] Could not orient surface normal ?

[Aleksejs Fomins]

Dear Prof. Geuzaine,

Thank you very much for your reply.

May I ask how you discovered that the curves were overlapping? It could help me to debug this and further problems

Kind regards,
Aleksejs

On 15.11.2015 15:19, Christophe Geuzaine wrote:
> 
>> On 11 Nov 2015, at 10:53, Aleksejs Fomins <aleksejs.fomins at lspr.ch <mailto:aleksejs.fomins at lspr.ch>> wrote:
>>
>> Dear GMSH,
>>
>> I have a model for a cavity simulation necessary for my PhD.
>>
>> 2D mesh works fine, 3D mesh throws a bunch of warnings like
>>
>>  Warning : Converged for i=7 j=5 (err=1.81843e-08 iter=2) BUT xyz error = 12.5473 in point (-1.604927e+01,-5.104927e+01,4.445920e+01) on surface 123
>>
>> and produces a completely rubbish mesh. I attach the geometry and the full error log.
>>
> 
> The geometry seems wrong: there are overlapping curves (orphaned, colored in orange in the attached picture).
> 
> 
>> Any advice would be appreciated.
>>
>> Kind regards,
>> Aleksejs Fomins
>> <cavity-rectangular-rev-1400.geo><error.txt>_______________________________________________
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> 
> -- 
> Prof. Christophe Geuzaine
> University of Liege, Electrical Engineering and Computer Science 
> http://www.montefiore.ulg.ac.be/~geuzaine
> 
> Tetrahedron V, July 4-5 2016: http://tetrahedron.montefiore.ulg.ac.be
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>