Connacht made it two wins from two with an uninspiring 15-8 victory over Worcester, who suffered their ninth away defeat in a row in the competition.
Captain Eoghan Masterson's early try and a Jack Carty penalty gave the home side an 8-0 lead at half-time and although a try from Josh Adams reduced the deficit, Matt Healy's scored made sure of the win.
A late penalty from Australian Jono Lance, who was making his first start for the club, secured a bonus point for the Warriors.
Siya Masuku kicked 21 points and controlled the game masterfully from flyhalf as South Africa's Sharks defeated Gloucester 36-22 in the final of the European Challenge Cup at the Tottenham Hotspur Stadium on Friday.
Juan Pablo Socino will miss Newcastle Falcons' opening European Challenge Cup fixtures after being handed a two-week suspension by the RFU's disciplinary panel.
Holders Saracens and triple European title winners Toulon will meet in the pool stage of next season's Champions Cup.
England duo Joe Marler and Owen Farrell have both received citings following the weekend's European semifinals.
