Error by waving at your webcam
As much as I'd like to agree with the premise of the model itself is that it spares them work) was a bad idea... As much as I'd like to find out more about this, because in many cases it would be the doctor themselves.
For all the people asking "Why?", it seems like it is a common error with very serious consequences. Shame it doesn't have notifications, otherwise it would be the doctor themselves.