Another error in the electronic line call system caused controversy during the Wimbledon quarterfinal match between Karen Khachanov and Taylor Fritz. The Russian stated that it's "scary to let machines do what they want,

Karen Khachanov says he prefers real people over the electronic line calling system and asks how it is possible that a system that should be 100 percent accurate can still make mistakes.

A malfunction with Wimbledon's new electronic line calling system required a point to be replayed during a quarterfinal match between Taylor Fritz and Karen Khachanov on Tuesday.