One sketch will not profile or extrude due to not closed contour in Inventor. | Inventor | Autodesk Knowledge Network
![From the Trenches with Autodesk Inventor: Winning the Battle with Projected Geometery in Inventor Sketches From the Trenches with Autodesk Inventor: Winning the Battle with Projected Geometery in Inventor Sketches](http://2.bp.blogspot.com/-ArdgtPIFJxU/TZTKtQqsKaI/AAAAAAAAAQk/x082iCwDDlU/s1600/Autodesk+Inventor+Project+Geometery+0a.png)
From the Trenches with Autodesk Inventor: Winning the Battle with Projected Geometery in Inventor Sketches
![Inventor won't let me extrude the section between the two green edges (it recognises the inner section which isn't to be extruded, but not the area between the green edges) - any Inventor won't let me extrude the section between the two green edges (it recognises the inner section which isn't to be extruded, but not the area between the green edges) - any](https://preview.redd.it/lx2imgz0h7z71.jpg?auto=webp&s=63b64900105b5bdf66a1bed28bfe419a8bfc01d4)
Inventor won't let me extrude the section between the two green edges (it recognises the inner section which isn't to be extruded, but not the area between the green edges) - any
![From the Trenches with Autodesk Inventor: Winning the Battle with Projected Geometery in Inventor Sketches From the Trenches with Autodesk Inventor: Winning the Battle with Projected Geometery in Inventor Sketches](http://2.bp.blogspot.com/-8cVOLgdvetc/TZTKwURn2sI/AAAAAAAAARQ/VA8JtVhQjFA/s1600/Autodesk+Inventor+Project+Geometery+10.png)
From the Trenches with Autodesk Inventor: Winning the Battle with Projected Geometery in Inventor Sketches
![Reliable Modeling Techniques for Complex Part Design in Inventor | by Autodesk University | Autodesk University | Medium Reliable Modeling Techniques for Complex Part Design in Inventor | by Autodesk University | Autodesk University | Medium](https://miro.medium.com/max/994/0*vJ0tx9yMgpUbEPYk.jpg)