Billy King snatched a late debut goal as Rangers beat Falkirk 1-0 at Ibrox.
Motherwell have allowed striker David Clarkson to join St Mirren on loan until the end of the season.
Anthony Stokes came off the bench to grab the third and decisive goal in Hibernian's 3-1 home victory over St Mirren.
All four senior Scottish Leagues will kick off on August 6 this year, the SPFL has confirmed.
Burnley have loaned out Daniel Lafferty, Cameron Dummigan, Luke Hendrie and Conor Mitchell.
Hibernian striker Jason Cummings scored the only goal of the game as they defeated Raith 1-0.
Inverness CT take a point from Aberdeen trip, while Ross County and Kilmarnock both win in the Scottish Premiership.
Hibernian went level on points with leaders Rangers following 1-0 victory over Queen of the South at Easter Road.
Alex Rae has been appointed as new St Mirren manager on a deal running until the summer of 2017
Scottish Championship round-up: Falkirk frustrate Hibernian at Easter Road
Hearts have been paired with Aberdeen in the stand-out tie of the fourth round of the William Hill Scottish Cup.
Rangers booked a Petrofac Training Cup final date with Peterhead on April 10 after a 4-0 rout of St Mirren.
Rangers boss Mark Warburton has called for the Petrofac Training Cup final to be staged at Hampden Park.
Team news for the Petrofac Cup semi-final between Rangers and St Mirren on Saturday, November 28, kick-off 12.15pm.
James Keatings hit a hat-trick as Hibernian continued their recent impressive run of form to beat St Mirren 4-1.
Alex Miller has returned to St Mirren as assistant to Ian Murray as the Championship club look to revive their season.
Mark Warburton praises both goalscorer and goalkeeper, after Rangers claim 11th straight league victory at St Mirren.
Jason Holt's first-half strike steered Rangers to their 11 successive win in the Scottish Championship with a 1-0 victory at St Mirren.
Hibernian continue to look best equipped to push Rangers for the Scottish Championship title after they beat Dumbarton.
St Mirren have been drawn away to holders Livingston or Rangers in the semi-finals of the Petrofac Training Cup.