| Title | Started by | Date created | Latest post | Posts |
| Differences of the top1 in challenge workshop and permanent | njz | Sep 02, 2021 | 3 years, 3 months | 1 |
| failed to upload file. | chen2101 | Aug 31, 2021 | 3 years, 3 months | 3 |
| Track 4 leaderboard doesn't update when JER is higher than previous submissions | strato | Aug 27, 2021 | 3 years, 3 months | 9 |
| Deleting failed submissions | vgg_oxford | Aug 20, 2021 | 3 years, 4 months | 1 |