Reply To: “please select a viewer node before pressing play”??

Hi,
Yes, I guessed as much 🙂 I was trying to see if I could make use of some updated addons with an old file.
Here’s a link to the file that works fine in 3.5:

https://drive.google.com/file/d/1BQO4K8DHllIFgTfiUBOMRQCul6DRlUnu/view?usp=sharing