South Africa prop Steven Kitshoff has been forced to retire from the game because of a serious neck problem.
Six Nations title winners in 2024, Ireland's form has suffered of late and they are under pressure to perform heading into 2025.
Northampton overcame the loss of injured captain George Furbank to post a statement 30-21 Investec Champions Cup win against the Bulls in Pretoria.
A round-up of Sunday's Investec Champions Cup action, where both Ulster and Leicester Tigers suffered defeats to French opposition.
Andy Farrell says Ireland have "battened down the hatches" in their quest to retain the Six Nations title after players received online abuse after their loss to England.
Ciaran Frawley has been named to start for Ireland at full-back in place of the injured Hugo Keenan vs Wales in Six Nations Round 3.
Dan McFarland has stepped down as Ulster head coach after nearly six years in charge following three defeats in a row in all competitions.
Grand Slam winners in 2023, Ireland suffered familiar quarter-final heartbreak at the autumn's Rugby World Cup. How will Andy Farrell's charges respond?