# Unexplained error

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**Category:** Beginners\
**Created:** [June 29, 2025, 7:03am UTC](/static-proxy?url=https%3A%2F%2Fdiscuss.huggingface.co%2Ft%2Funexplained-error%2F161073 "2025-06-29T07:03:57Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![moneimazza](https://avatars.discourse-cdn.com/v4/letter/m/b77776/32.png) [@moneimazza](/static-proxy?url=https%3A%2F%2Fdiscuss.huggingface.co%2Fu%2Fmoneimazza)%5C
**Post date:** [June 29, 2025, 7:03am UTC](/static-proxy?url=https%3A%2F%2Fdiscuss.huggingface.co%2Ft%2Funexplained-error%2F161073%2F1 "2025-06-29T07:03:57Z")

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I am getting error on Google Colab when I try to activate Llama despite granted access and token from HF

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**Author:** ![John6666](https://sea2.discourse-cdn.com/hellohellohello/user_avatar/discuss.huggingface.co/john6666/32/27664_2.png) [@John6666](/static-proxy?url=https%3A%2F%2Fdiscuss.huggingface.co%2Fu%2FJohn6666)%5C
**Post date:** [June 29, 2025, 8:12am UTC](/static-proxy?url=https%3A%2F%2Fdiscuss.huggingface.co%2Ft%2Funexplained-error%2F161073%2F2 "2025-06-29T08:12:13Z")

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The following are common causes of errors related to Google Colab and tokens.

> [@Account Issue: Persistent 401 Unauthorized Error on All Downloads](/static-proxy?url=https%3A%2F%2Fdiscuss.huggingface.co%2Ft%2Faccount-issue-persistent-401-unauthorized-error-on-all-downloads%2F160396)%3A
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> Hello, I am a new user and I’m unable to download any models or datasets. Every attempt results in a 401 Client Error: Unauthorized with the message Invalid credentials in Authorization header. I have already performed extensive troubleshooting and believe this is an issue with my account’s authorization status on your backend. I have confirmed: I am using freshly generated ‘read’ access tokens that are verified to be correct. My local network, firewall, antivirus, and proxy settings are not…

> [@Huggingface-cli login issue](/static-proxy?url=https%3A%2F%2Fdiscuss.huggingface.co%2Ft%2Fhuggingface-cli-login-issue%2F136547)%3A
>
> Firstly I apologize if it’s really basic or trivial, but I don’t seem to understand how to login I’m trying to login with the huggingface-cli login and it keeps giving me the following huggingface-cli login --token \<THE\_TOKEN\> The token has not been saved to the git credentials helper. Pass `add_to_git_credential=True` in this function directly or `--add-to-git-credential` if using via `huggingface-cli` if you want to set the git credential as well. Traceback (most recent call last): File "/…