Family instance. Type Warning: Asked to convert non-convertible types

[kskizhar]

I’m trying to export the structural framing families and types. there is an error called
Warning Asked to convert non-convertible types please anyone can help on this

[CVestesen]

You need to convert Elements to FamilyInstances.

[kskizhar]

I’m new to this dynamo. can u please explain briefly. thanks

[CVestesen]

Elements, Type, and Families

Hello all, I am working with the Elements, Element Types and Families. I was wondering if someone could help clear up how things are selected in dynamo and make sure I have the Revit Hierarchy correct. (Image copied form the Primer. [Capture] Using Element Types with Family Instances and All Elements of Type I get 6,072 elements. What are these elements? Using code from Einar_Raknes in post Collect all categories in a project I get 113,172 Element ID’s. Thats a huge difference in Element cou…