Newbie Question (open curves to open surface)

[Yechan_Jang]

Hello,

I need help creating open curves to open surface.
But seems to be its only creating open extrusion…
not sure why it is doing this.

[theoutside (Kyle Houchens)]

run the useextrusion command and set the command line option to polysurface.

[Yechan_Jang]

thank you so much!