# Ner\_run.py: ValueError: Can't find a valid checkpoint

**URL:** <https://discuss.huggingface.co/t/ner-run-py-valueerror-cant-find-a-valid-checkpoint/5512>\
**Category:** Beginners\
**Created:** [April 15, 2021, 4:07am UTC](https://discuss.huggingface.co/t/ner-run-py-valueerror-cant-find-a-valid-checkpoint/5512 "2021-04-15T04:07:19Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![Constantin](https://avatars.discourse-cdn.com/v4/letter/c/74df32/32.png) [@Constantin](https://discuss.huggingface.co/u/Constantin)\
**Post date:** [April 15, 2021, 4:07am UTC](https://discuss.huggingface.co/t/ner-run-py-valueerror-cant-find-a-valid-checkpoint/5512/1 "2021-04-15T04:07:19Z")

</div>

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 4.0

```

But I get this error:

`ValueError: Can't find a valid checkpoint at /content/drive/MyDrive/model/roberta/checkpoint-4500`

And this is my checkpoint-4500 folder

[![](https://sun9-18.userapi.com/impg/teq6LC7-uNrQLv8e-Nu44FNdY7iU-n1Ly1I5YQ/HCoeJ-AXKWY.jpg?size=1553x451&quality=96&sign=c3707a568830e67afd29210ff7b70527&type=album) ](https://sun9-18.userapi.com/impg/teq6LC7-uNrQLv8e-Nu44FNdY7iU-n1Ly1I5YQ/HCoeJ-AXKWY.jpg?size=1553x451&quality=96&sign=c3707a568830e67afd29210ff7b70527&type=album)

So, what is the reason of it? What is valid checkpoint?

---

<div class="post-metadata">

**Author:** ![Constantin](https://avatars.discourse-cdn.com/v4/letter/c/74df32/32.png) [@Constantin](https://discuss.huggingface.co/u/Constantin)\
**Post date:** [April 17, 2021, 3:39pm UTC](https://discuss.huggingface.co/t/ner-run-py-valueerror-cant-find-a-valid-checkpoint/5512/2 "2021-04-17T15:39:19Z")

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Problem have been solved

---

<div class="post-metadata">

**Author:** ![jasonsky](https://avatars.discourse-cdn.com/v4/letter/j/45deac/32.png) [@jasonsky](https://discuss.huggingface.co/u/jasonsky)\
**Post date:** [March 29, 2023, 12:56pm UTC](https://discuss.huggingface.co/t/ner-run-py-valueerror-cant-find-a-valid-checkpoint/5512/3 "2023-03-29T12:56:18Z")

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how did you solve it?