Caution : when the model 3D evolves it does not have there automatic update of the geometries from the tool. To update information it is enough to start again the tool.
On select the various files containing the coordinates in order to create the geometrical entities.
Once the list made up one checks them types of curve or of entity by respecting the options regulated for 2D sketch or them sketches 3D.
general options for the tool CurveData can also be regulated.