Thank you for reaching out to us!
Inputs will only be listed if the following criteria are met:
- They are connected to a node stream which ends in an Output node
- If they have a Visible If condition set up, this condition is met
Make sure these are true. If the issue is still present, feel free to send us the Substance 3D asset (SBSAR) published out of the package related to this issue. I will be happy to take a look!
Luca Giarrizzo | QA Analyst, 3D & Immersive | Adobe