Wimbledon organizers have apologized and explained that “human error” was the reason behind the electronic line-calling system being turned off during a match on Sunday.

Anastasia Pavlyuchenkova suggested her British opponent may have received preferential treatment as simmering tensions around Wimbledon ’s use of electronic line calling (ELC) instead of line judges boiled over Sunday,

The All England Club is blaming human error for a glaring mistake by the electronic system that replaced human line judges this year at Wimbledon

The All England Club, somewhat ironically, is blaming “human error” for a glaring mistake by the electronic system that replaced human line judges this year at Wimbledon.

Ben Shelton defeats Lorenzo Sonego in four sets to advance to the Wimbledon quarterfinals.

Tennis legend Roger Federer waves after Serbia’s Novak Djokovic beat Australia’s Alex de Minaur during a fourth round men’s singles match at the Wimbledon Tennis Championships in London, Monday, . (AP Photo/Kin Cheung) LONDON — Roger Federer was back at Wimbledon ,

Roger Federer is at the All England Club sitting in the Royal Box to watch Monday's fourth-round matches on Centre Court, starting with his former rival Novak Djokovic playing Alex de Minaur.

Dimitrov was leading world No 1 Jannik Sinner by two sets and was closing in on a place in the quarter-finals when injury struck