Okay I figured it out! Thank you for all your help!
I was cloning my object instead of duplicating it....duh!

Thank you for tolerating my absent mindedness.

So just for a future reference -- don't clone your object!

Thank you so much for your help! Yes I have restarted the program and computer. I just uninstalled and re installed the program. Which may or may not have been necessary. This is my process - I open the program - I make a shape with :tool_pen: - I duplicate it - I select both - Go to interpolate -- ...

I am using the newest version of inkscape and running on a pc with windows 7.I am really just taking 2 shapes made with the beziur, selecting both and clicking on interpolate. It worked the first time and then it didn't.

Thank you. I will look at the links you provided!

Hi everyone! Thanks for looking. I am very new to inkscape, just learning the ropes tutorial by tutorial. I am looking to do sewing pattern drafting with it. It really is a great program. My problem. I am looking to do this with inkscape and I was pretty sure I had figured out I can use the interpol...

Thank you Lazur! I forgot to mention that I actually stopped at the Gimp stage of the process and have not formatted them into pdf. But I am also wondering if dpi make a difference. I noticed last night that I was scanning the prints in at 75dpi and inkscape was at 90dpi. I set both my scan and inks...

Hi everyone! I am using inkscape to "digitize" my sewing patterns, while also utilizing the program to clean up my hand drawn lines from the sewing patterns I scan in. I have learned the technique from this video https://www.youtube.com/watch?v=6PxutMjCFOg and it helped me figure figure ou...