puts "=================================================" puts "0031361: Modeling algorithms - A crash arise when building tube" puts "=================================================" puts "" puts "REQUIRED ALL: Error: GeomFill_Pipe cannot make a surface" circle c1 0 0 0 10 circle c2 0 100 0 10 beziercurve curve 4 0 0 0 100 0 0 100 100 0 0 100 0 tuyau t curve c1 c2