act Model - phospho Training Pipeline

Error Traceback

We faced an issue while training your model.

Training process failed with exit code 1:
return self.transform(batch)
File "/lerobot/lerobot/common/datasets/utils.py", line 272, in hf_transform_to_torch
items_dict[key] = [x if isinstance(x, str) else torch.tensor(x) for x in items_dict[key]]
File "/lerobot/lerobot/common/datasets/utils.py", line 272, in <listcomp>
items_dict[key] = [x if isinstance(x, str) else torch.tensor(x) for x in items_dict[key]]
RuntimeError: Could not infer dtype of NoneType

[1;34mwandb[0m:
[1;34mwandb[0m: 🚀 View run [33mact[0m at: [34mhttps://wandb.ai/lawyiyang08-null/phospho-ACT/runs/zl27atvw[0m
[1;34mwandb[0m: Find logs at: [1;35m../data/phospho-app/yyyy76514263-ACT_BBOX-data_first_12_07-mrzk4/1752308064.43309/wandb/run-20250712_102930-zl27atvw/logs[0m

Training parameters:

Dataset: phospho-app/data_first_12_07_bboxes
Wandb run URL: None
Epochs: None
Batch size: 10
Training steps: 1000

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