how can fix this error??

[saeedmamdouhi1356]

File "H:\T\change_detection_pytorch\utils\train.py", line 97, in infer_vis
inf_seg_maps.append(np.concatenate([y_pred[i] for i in range(window_idx[row_idx],
File "<array_function internals>", line 200, in concatenate
numpy.AxisError: axis 1 is out of bounds for array of dimension 1