Blackburn Rovers 1-1 Swansea City
This result and below-par performance from Swansea City saw them miss the chance to move into the automatic promotion places.
Both sides had penalty appeals turned down in the opening half-hour but failed to create any clear-cut chances.
Ben Brereton had a chance to put Rovers back ahead early in the second half, but his lobbed attempt went wide.
The point leaves the Swans in third and behind Watford on goal difference, while Blackburn climb one place to 14th.
QPR 1-0 Wycombe Wanderers
Chris Willock danced his way past two players and into the box before striking at goal. The shot ricocheted off the post and onto the goal-line, leaving Chair with the simple task of tapping the ball home.
The visitors were looking to hit back 10 minutes later when Anis Mehmeti forced Seny Dieng into a decent save.
Chair had a chance to make it 2-0 after the restart, but his shot struck the woodwork.
Willock hit the post from inside the box in the 69th minute after a clever more as the hosts looked to kill the game off.
They managed to hold on for the three points and condemned Gareth Ainsworth's side to their fourth straight defeat.
Barnsley 0-0 Derby County
A dull first half saw neither team look like opening the scoring, but that changed soon after half-time.
Lee Gregory had a big chance to put the Rams ahead, but a heavy touch allowed Bradley Collins to come out and save.
The point sees no movement in the table for sixth-placed Barnsley, while Derby climb to 18th.