Draper has only dropped served once over his four matches.

China's seventh-seed Zheng Qinwen repeated her Olympic Games gold medal victory over Donna Vekic of Croatia.

"(The mix-ups) occurred as a result of timekeeping challenges and simple human error," SA Rugby chief executive Rian Oberholzer said in a statement.

Culture Minister Rachida Dati, a long-time critic and opponent of Hidalgo, also cast doubt over the idea.