CGAL users discussion list

["Sebastien Loriot (GeometryFactory)" <>]

mahdavi wrote:
> hi all,
> I install cgal_3-5 on linux ,I write a program for computing convexhull_3 , 
> the  program:
> /////////////////////////////////////////////
> 1:Polyhedron_3 Poly;
> 2:CGAL::Object ch_object;
> 3:CGAL::convex_hull_3( Pointch.begin(),  Pointch.end(),ch_object );
> 4:CGAL::assign(Poly,ch_object);
> ////////////////////////////////////////////////
> following error is occur in line 3: 
> ///////////////////////////////////////////////
> terminate called after throwing an instance of 'CGAL::Assertion_exception'
>   what():  CGAL ERROR: assertion violation!
> Expr: !(i>s)
> File: /usr/local/include/CGAL/Interval_nt.h
> Line: 88
> Explanation:  Variable used before being initialized (or CGAL bug)
> Aborted
> //////////////////////////////////////////////////
> please help me , thank and best regard. 
It is hard to tell what is the problem without a complete example.

S.