AttributeError: 'CameraInfo' object has no attribute 'mask'

[FengzhongYanqing]

Hello! When I use python train.py -s data/endonerf/pulling --port 6017 --expname endonerf/pulling --configs arguments/endonerf/pulling.py
to train the EndoNeRF dataset, I meet an error：

Traceback (most recent call last):
  File "/media/vdail/E/ly/EndoGaussian/train.py", line 379, in <module>
    training(lp.extract(args), hp.extract(args), op.extract(args), pp.extract(args), args.test_iterations, \
  File "/media/vdail/E/ly/EndoGaussian/train.py", line 265, in training
    scene_reconstruction(dataset, opt, hyper, pipe, testing_iterations, saving_iterations,
  File "/media/vdail/E/ly/EndoGaussian/train.py", line 103, in scene_reconstruction
    viewpoint_cams = [viewpoint_stack[idx]]
  File "/media/vdail/E/ly/EndoGaussian/scene/dataset.py", line 29, in __getitem__
    mask = caminfo.mask
AttributeError: 'CameraInfo' object has no attribute 'mask'
Training progress:   0%|                                                    | 0/1000 [00:02<?, ?it/s]

Have you encountered this issue? I am using the colmap gui to generate the content of the Sparse file, and I am not sure if this is the reason