ValueError, got queries but no support points

[dtlyn]

Preparing reprojection indices for testing:
File "E:\deeplearn\ml-kpconvx-main\Standalone\KPConvX\experiments\S3DIS\train_S3DIS.py", line 448, in
test_dataset = S3DIRDataset(cfg,
File "E:\deeplearn\ml-kpconvx-main\Standalone\KPConvX\experiments\S3DIS\LAS_dianli_areas.py", line 122, in init
self.load_scenes_in_memory(label_property=self.label_property,
File "E:\deeplearn\ml-kpconvx-main\Standalone\KPConvX\data_handlers\scene_seg.py", line 380, in load_scenes_in_memory
_, idxs = tiled_knn(q_pts, s_pts, k=1, tile_size=3.5, margin=2 * dl)
File "C:\Users\DELL.conda\envs\kpconvx\lib\site-packages\torch\autograd\grad_mode.py", line 27, in decorate_context
return func(*args, **kwargs)
File "E:\deeplearn\ml-kpconvx-main\Standalone\KPConvX\utils\gpu_neigbors.py", line 314, in tiled_knn
raise ValueError('got queries but no support points')
ValueError: got queries but no support points

Hello，I encountered the issue mentioned above. When using the S3DIS dataset, there was no problem, but when I used my own data and preparing reprojection indices for testing, this error occurred. Could you assist me in resolving this issue??