I'm currently testing the new ML sop nodes. In the scene I attached, I try to make the machine learn how to recognize numbers by analyzing a grid of colored points.
I tried to copy the process of the "ML Sketching" content library example to learn how to do this kind of thing.
My problem is the following, I don't grasp the reasons why the "WaitForAll" node gives me this error message:
I've been looking for potential mistakes in my scene but nothing appears to me to be problematic...