And updated other.m_vertexMap

      m_vertexMap[serialNum] = imVertex;

    }

    other.m_vertexMap.clear();

    VertexIterator v2, vend2;

    for (boost::tie(v2, vend2) = vertices(other.m_controlGraph); v2 != vend2; ++v2) {

      ImageVertex imVertex = *v2;

      QString serialNum = other.m_controlGraph[*v2].serial;

      other.m_vertexMap[serialNum] = imVertex;

    }

    emit networkModified(ControlNet::Swapped);

  }