AssertionError: Error: all query identities do not appear in gallery

[HassanAliAsghar]

Traceback (most recent call last): File "train_imgreid_xent.py", line 265, in main() File "train_imgreid_xent.py", line 84, in main distmat = test(model, queryloader, galleryloader, use_gpu, return_distmat=True) File "train_imgreid_xent.py", line 250, in test cmc, mAP = evaluate(distmat, q_pids, g_pids, q_camids, g_camids) File "C:\Users\Hasan\Desktop\vehicle-ReID-baseline\vehiclereid\eval_metrics.py", line 127, in evaluate return eval_veri(distmat, q_pids, g_pids, q_camids, g_camids, max_rank) File "C:\Users\Hasan\Desktop\vehicle-ReID-baseline\vehiclereid\eval_metrics.py", line 117, in eval_veri assert num_valid_q > 0, 'Error: all query identities do not appear in gallery' AssertionError: Error: all query identities do not appear in gallery