Ner_run.py: ValueError: Can't find a valid checkpoint
I want to start my train process from the last checkpoint!python ./transformers/examples/token-classification/run_ner.py \

    --model_name_or_path xlm-roberta-base \

    --output_dir /content/drive/MyDrive/model/roberta \

    --do_train \

    --test_file /content/nertest.json \

    --validation_file /content/nerval.json \

    --train_file /content/nertrain.json \

    --num_train_epochs 4.0But I get this error:ValueError: Can't find a valid checkpoint at /content/drive/MyDrive/model/roberta/checkpoint-4500And this is my checkpoint-4500 folderSo, what is the reason of it? What is valid checkpoint?
2021-04-17T15:39:19Z
Problem have been solved
2023-03-29T12:56:18Z
how did you solve it?