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#best-practices
Title
# best-practices
k
Kun Yin
07/25/2022, 6:24 AM
Hi! When I run the example code after successfully logged in my prefect cloud (prefect version == 2.0b9), I got the error : prefect.exceptions.PrefectHTTPStatusError: Client error '422 Unprocessable Entity' for url '
https://api-beta.prefect.io/api/accounts/f68f7059-5eec-4e71-acc8-d7f351373e43/workspaces/ada6556d-d542-4378-9b90-b5647a4dd404/flow_runs/
'. How can I solve this?
🙌 1
✅ 1
a
Anna Geller
07/25/2022, 3:17 PM
You need to upgrade to the latest version, then it should work again:
Copy code
pip install -U "prefect>=2.0b12"
j
John Kang
07/25/2022, 7:22 PM
@Anna Geller
Thanks for the instructions! I had the same error with 2.0b9 and this solved it
🙌 1
k
Kun Yin
07/26/2022, 12:55 AM
@Anna Geller
That works, thanks a lot!
🙌 1
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