Attempting to generate a rpi case for the nano profile

[phptanker]

Hi! Great project I really love it! Successfully built one rack with the mini-profile so far:

I want to build a rackstack with the nano-profile for 1-2 raspberry pi's and a network patchbay, but I'm having trouble generating the file, see here:

I tried changing the length variable to 100 but then I ended up with this instead:

Any help is appreciated!

Best
Philip