Precondition: Guiding sketch and cross-sectional sketch are already available.
Select both the guiding curve and the cross-section sketch.
Click on the context menu command Create basic history [Create sweep base].
-> The Basic history [Sweep base] tab page opens.
If other progression curves are available, you can select them in the list field under Select sketch with progression [Select guiding curve].
Alternatively, you can initially select only the cross-section sketch and then select the corresponding progression curve in the list box on the Basic progression [Sweep base] tab page (if several are available).