Wycombe Wanderers have sacked head coach Michael Duff after a winless start to the season, with the 48-year-old becoming the first managerial casualty of the Football League season.The Chairboys appointed the former Cheltenham and Huddersfield boss last September and Duff led them to the verge of the League One play-offs, but their form tailed off and they have failed to win any of their first seven matches in all competitions this campaign.They sit 23rd in League One with three points from five matches.A statement on the club’s website read: ‘Wycombe Wanderers have parted company with head coach Michael Duff and first-team coach Alex Morris.’The club has made the decision in light of a disappointing run of results since the spring and believes the time is right to take a new direction.’Everyone at the club would like to thank Michael and Alex for their hard work and contributions to Wycombe Wanderers and wish them every success for the future.’ Wycombe’s defeat by Sheffield Wednesday was one of three losses in the league this season – with them winless after five matches and second bottom of League OneIt means Wanderers have wielded the axe early for the second season in a row, having sacked Duff’s predecessor Mike Dodds on September 19 last year after just eight league matches of the campaign. The club were then sat 19th, having reached the playoffs the season before.Duff retired as player 10 years ago after making more than 350 appearances in a 12-year spell at Burnley, having played for almost a decade at Cheltenham before that. He also won 24 caps for Northern Ireland.Last season the first managerial casualty across the top four divisions came just one day later, with Nuno Espirito Santo being sacked by Nottingham Forest on September 9. Sheffield United’s Ruben Selles became the first EFL boss to the shown the door, five days later.