Regarding the VPT300 auto-tracking mode, what is the error described below?

The VPT300 automatically tracks panoramas, parts, or speakers in auto-track mode and combines picture-in-picture settings to deliver the best picture results.

In the auto track mode, the VPT300 automatically recognizes the two-person dialogue, and the bipartition screen displays the interlocutor.

VPT300 In auto-track mode, close-up speakers when speaking alone or in an orderly manner by multiple people.

In auto-track mode, the VPT300 features speakers when speaking simultaneously over a wide range or speaking quickly alternately.