MetadataCatalog.get('vlp_captioning_val').arrows, Fail

[Greener-Pat]

Attribute 'arrows' does not exist in the metadata of dataset 'vlp_captioning_val': metadata is empty.
File "xxx/datasets/dataset_mappers/vlp_dataset_mapper.py", line 94, in init
self.all_arrows = MetadataCatalog.get(dataset_name).arrows