I’m using Revit 2019 and dyna
Your pipe type and system type inputs needs to be elements. Not string representations.
You could use the OOTB Element Types selector node to obtain these types, and then plug this into an Element.Name node to identify the pipe/system type you wish to use.
Make sure your MEPover package is updated to the latest version.
Good job, thank you very much. I did updated my MEPover and solve the problem.
Good to hear. Please mark a solution so others can easily find the answer in the future.