Messi will get another chance to break his tournament duck next year when the Copa America takes place in Argentina and Colombia, with the 2022 World Cup looming further on the horizon.
The Crusaders said veteran centre Crotty suffered a broken thumb in an intense semi-final against Wellington Hurricanes, while fellow All Black Barrett broke his index finger.
However, Jack Clarke will spend the 2019-20 season back at Leeds on loan to aid their bid to finally win promotion back to English football's top flight.
The 34-year-old sprinter, who has won 30 stages on the Tour de France, has struggled for form since returning to action this year after a second bout of the debilitating Epstein Barr virus.
New Zealand Rugby said there would be no disciplinary action taken against George Bridge or Richie Mo'unga, following an independent report into off-field misbehaviour.
On a day of seismic shocks, Japanese superstar Osaka slumped to a 7-6 (7/4), 6-2 defeat to 39th-ranked Yulia Putintseva of Kazakhstan who had defeated the world number two on grass in Birmingham two weeks ago.