Chesterfield missed a chance to go four points clear at the top of League Two when their unchanged side was held 0-0 by struggling Portsmouth at the ProAct Stadium.
Chesterfield (4-2-3-2): Lee; Darikwa, Evatt (c), Cooper, Humphreys; Morsy, Ryan; Gardner, Banks, Roberts; Doyle.
Subs: Dunbavin, Smith, Hird, Togwell, O’Shea, Gnanduillet, Richards.
Portsmouth (4-4-2): Carson; N’Gala, Padovani, Holmes, Shorey, Fogden, Chorley (c), Diagouraga, Jervis, Wallace, Devera.
Subs: Smith, Ertl, Painter, Bradley, Harris, Agyemang, Racon.
Referee: Mark Brown (East Yorkshire).
The first half ended goalless, Portsmouth going closest when Jake Jervis hit the post. Their best other efforts were both by Romain Padovani, who headed harmlessly over and shot wide.
For Chesterfield Jimmy Ryan had an effort saved by Trevor Carson and Ollie Banks shot wide. In the 39th minute Dan Gardner shot wide with a free kick.
Half-time: Chesterfield 0 Portsmouth 0
Portsmouth had a good share of the possession with Nick Shorey prominent and a shot by Wes Fogden being parried by Tommy Lee.
Chesterfield’s Sam Morsey was booked for an unfair challenge on Padovani.
The Spireites replaced Ollie Banks with sub Marc Richards in the 75th minute and four minutes later James O’Shea went on for Dan Gardner and made their third substitution when Armand Gnanduillet came on for Eoin Doyle in the 81st minute.
It was a frustrating evening for the hosts and Tendayi Darikwa was booked for dissent after 86 minutes.
In the first minute of added time Portsmouth replaced Jervis with Agyemang.