Chesterfield started life at the b2net Stadium with an action-packed 5-4 defeat to Derby.
The Spireites - who moved from Saltergate in the summer - raced into a 3-1 lead through Craig Davies, Simon Ford and Mark Allott.
However, the Rams fought back and a brace from Kris Commons was added to by efforts from Chris Porter, John Brayford and trialist Conor Doyle. Derby keeper Stephen Bywater saved a penalty at 3-3.
Leeds - back in the Championship next season for the first time since 2007 - ran out 5-0 winners at Hartlepool.
Burnley, relegated from the top flight in May, ended their pre-season tour of Singapore with a 1-0 win in the FIS Asian Challenge Cup through a 50th-minute strike from Chris Eagles - who rejected a move to Rangers - at the Jalan Besar Stadium
Watford hit two late goals as they came from behind to draw 3-3 at Northampton.
Summer signings Johnny Ertl and Daniel Bogdanovic were on target as Sheffield United beat local rivals Rotherham 2-0 at Don Valley Stadium.
Millwall, promoted to the Championship via the play-offs, lost 2-1 at Stevenage, while goals from Freddy Eastwood and Shaun Jeffers gave Coventry a 2-0 win at Walsall.
Reading came from behind to beat Wycombe through a second-half penalty from Gylfi Sigurdsson and Hal Robson-Kanu's close-range finish.
Adam Hammill hit a first-half hat-trick as Barnsley beat League One Huddersfield 3-1 at Oakwell, while Bristol City went down 3-0 at Aldershot.
Copyright (c) PA Sport 2009, All Rights Reserved.