Defending Roper Rhodes Bathrooms Bath & North Somerset District Saturday League champions Newbridge suffered a shock early-season defeat to newcomers Hydez.
Ross Grimes bagged the only goal of he game as Newbridge were beaten 1-0.
A weakened Aces team went down 5-0 to Brislington Reserves, whose tally was made up of a Sam Thomas hat-trick, Ioannis Trakas' strike and an own goal.
Camden Rovers routed fellow newcomers Bath Rangers 10-0. Oscar Lloyds hit five, Jack Wyatt scored four and Jake Russell added the other to make it a miserable start to life in the league for Rangers.
Jack Lewington netted twice for Trowbridge House in a 4-1 win over Old Crown Weston. Richard Hurd and Dane Stainsby scored the others and Jasper Barrett replied.
Three Danny Clarke goals and one apiece from Danny Doddimead and Connor O'Toole helped AFC Brislington to a 5-1 victory over Stockwood Wanderers. Gamal Alznati had given Stockwood the lead.