I need access to linked files rooms but nodes return “null”

Hi Everyone,

I need to ask about this ones again… according to the topic "I need access to linked files rooms but nodes return “null” I meet the same problem - I get the output “null”, also the script is not completed: Capture

I’m using dynamo 1.2.1.3083, Revit 2017 and the newest packages from Archi-lab.

Here is my code:

Can you tell me what I’m doing wrong? If anything is necessery to solve this, please give me know. For sure in linked model rooms are created.
Thank you in advance.

Try changing the Category to SpatialElement.