How to resolve " API_FAILED -- operation unsuccessful" in the Curve.ExtrudeAsSolid node?

[Gadeau]

Hello Community !
I try to extrude polycurve with rectangular section along a curved path

But i get this error into the Curve.ExtrudeAsSolid node : “API_FAILED – operation unsuccessful”

Can you help me to figure out what is going wrong please ?

I’m using Civil 3D 2023 and my current Dynamo version is Dynamo Civil 3D : 2.13.1.131

[A.C3D]

Hello,
Please share your files for testing

[Gadeau]

Thanks for help; i’ll send you the elements.

[Gadeau]

• This is my script (sorry it’s kinda messy but just focus on this part please)
  

  
  
  
  
  
  
  TRAVAIL QUAI ESSAI 2_V3.dyn (1.7 MB)

• This is my Excel File, go straight to the sheet : PK TEST YVAN
  SIT.MSO.Calepinage_Test Reel Quai.xlsx (166.3 KB)

And the .dwg file :
TRAVAIL_QUAI_ESSAI_2_V2.dwg (1.1 MB)

Thanks for your time.

[Gadeau]

Hi guys !
I found my error !

I used the “flatten” node but i shouldn’t ! I removed it and it worked !

Thanks for your help.