prefect 2 3 1 with prefect dask 0 2 0 I am getting the follo

Question

prefect 2 3 1 with prefect dask 0 2 0 I am getting the following error

Faheem Khan · Answer

`prefect exceptions PrefectHTTPStatusError Server error 500 Internal Server Error for url ` `Response exception message Internal Server Error ` `For more information check ` `2022 09 06 00 53 06 614 distributed scheduler ERROR Couldn t gather keys ec1143ab f7bf 426f 8367 b2db2e00def5 state None workers ` `NoneType None` `2022 09 06 00 53 06 615 distributed scheduler ERROR Shut down workers that don t have promised key ec1143ab f7bf 426f 8367 b2db2e00def5` `NoneType None` `00 53 07 108 | DEBUG | prefect client Connecting to API at ` `00 53 07 843 | DEBUG | prefect engine Reported crashed flow run incredible dove successfully ` `2022 09 06 00 53 07 876 distributed core ERROR ` `Traceback most recent call last `

Pierre LIBAULT · Answer

I have something similar ```Exception PrefectHTTPStatusError Client error 404 Not Found for url nResponse exception message Task run with id a158be60 8b91 49d8 ab7e 46a5969116d6 not found nFor more information check ```

Pierre LIBAULT · Answer

```distributed protocol pickle INFO Failed to deserialize```

Pierre LIBAULT · Answer

I am using prefect on several computer using DaskTaskRunner

Faheem Khan · Answer

seems like there might be a bug in prefect gt 2 0 4 compatibility issue with Dask

Pierre LIBAULT · Answer

I gonna try with a downgrade version of prefect

Faheem Khan · Answer

try with at least 2 0 4 and clear all prefect data

Faheem Khan · Answer

< Pierre LIBAULT> whats the current status did u fix the issue

Pierre LIBAULT · Answer

In the end I used prefect cloud and it worked I am not sure it will work for you but it s worth a shot However I had PermissionError issues and I also had to modify the `PREFECT LOCAL STORAGE PATH` to be sure that every worker would have permission rights

Anna Geller · Answer

thanks for the update Pierre