SMESHDS_SubMesh * eSubMesh = aMeshDS->MeshElements( edge );
if ( !eSubMesh )
return false;
- double segLen = L / eSubMesh->NbElements();
+ int nbSeg = eSubMesh->NbElements();
+ if ( nbSeg < 1 )
+ continue;
+ double segLen = L / nbSeg;
// get segment length from _TShapeToLength
map<const TopoDS_TShape*, double>::iterator tshape_length =