Manager Roberto Martinez had to send his players on a jog while replacements were gathered.
It is believed that a gate was left open at the facility, allowing thieves to make away with the balls.
Wigan, who are currently ninth in the Premier League, face a trip to Everton on Saturday.
Restore Data
| Team | P | W | D | L | F | A | GD | PTS | |
| 1 | Birmingham CityBirmingham | 36 | 25 | 8 | 3 | 59 | 24 | 35 | 83 |
| 2 | Wrexham | 38 | 22 | 8 | 8 | 52 | 30 | 22 | 74 |
| 3 | Wycombe WanderersWycombe | 37 | 20 | 11 | 6 | 64 | 36 | 28 | 71 |
| 4 | Charlton AthleticCharlton | 38 | 19 | 9 | 10 | 49 | 35 | 14 | 66 |
| 5 | Stockport CountyStockport | 38 | 18 | 11 | 9 | 53 | 35 | 18 | 65 |
| 6 | Huddersfield TownHuddersfield | 37 | 18 | 7 | 12 | 52 | 34 | 18 | 61 |
| 7 | Bolton WanderersBolton | 37 | 18 | 6 | 13 | 59 | 55 | 4 | 60 |
| 8 | Leyton Orient | 38 | 18 | 5 | 15 | 54 | 38 | 16 | 59 |
| 9 | Reading | 37 | 16 | 11 | 10 | 52 | 46 | 6 | 59 |
| 10 | Blackpool | 38 | 13 | 15 | 10 | 57 | 50 | 7 | 54 |
| 11 | Barnsley | 38 | 15 | 8 | 15 | 52 | 54 | -2 | 53 |
| 12 | Lincoln CityLincoln | 38 | 13 | 11 | 14 | 53 | 45 | 8 | 50 |
| 13 | Stevenage | 38 | 13 | 10 | 15 | 35 | 39 | -4 | 49 |
| 14 | Rotherham UnitedRotherham | 37 | 12 | 9 | 16 | 42 | 45 | -3 | 45 |
| 15 | Peterborough UnitedPeterborough | 37 | 12 | 9 | 16 | 56 | 60 | -4 | 45 |
| 16 | Exeter CityExeter | 37 | 12 | 9 | 16 | 40 | 51 | -11 | 45 |
| 17 | Mansfield TownMansfield | 37 | 12 | 8 | 17 | 43 | 51 | -8 | 44 |
| 18 | Wigan AthleticWigan | 36 | 11 | 10 | 15 | 33 | 36 | -3 | 43 |
| 19 | Northampton TownNorthampton | 38 | 10 | 12 | 16 | 37 | 56 | -19 | 42 |
| 20 | Bristol Rovers | 38 | 12 | 6 | 20 | 39 | 61 | -22 | 42 |
| 21 | Burton Albion | 37 | 8 | 12 | 17 | 38 | 53 | -15 | 36 |
| 22 | Crawley TownCrawley | 38 | 8 | 9 | 21 | 40 | 71 | -31 | 33 |
| 23 | Cambridge UnitedCambridge | 38 | 7 | 9 | 22 | 36 | 62 | -26 | 30 |
| 24 | Shrewsbury TownShrewsbury | 37 | 7 | 7 | 23 | 34 | 62 | -28 | 28 |
| > League One Full Table | |||||||||
