Hibernian's Jamie Gullan scored the first goal of the 2016/17 SPFL Development League in a 2-2 draw with Hearts at the Oriam Performance Centre.
Reigning champions Celtic kicked off with a 4-3 win over Kilmarnock at Rugby Park while last season's runners-up Hamilton Accies lost 2-1 to Ross County.
Aberdeen, who were winners in 2014/15, drew 2-2 with Dundee while St Mirren beat Rangers 1-0 and Partick Thistle defeated Dundee United 2-1.
Motherwell won 3-1 against Inverness Caley Thistle and Dunfermline beat St Johnstone 2-1.
