Midfielder Josh Vela is the latest Carlisle United player to face suspension as well as a fresh injury problem - while other players are sidelined.
Chesterfield assistant boss Danny Webb says he was delighted his side did not allow Carlisle United the chance to kickstart a recovery.
Carlisle City’s hopes of making history in the FA Vase were ended with a 2-0 third round defeat at Crook Town.
Newport FC stretched their unbeaten run to 12 games.