# prefect-ui

Sean Talia

12/16/2021, 6:14 PM
hello all – yesterday I swapped out a couple of our cloud agents and upgraded them to use 0.14.22 instead of 0.14.17; i've been trying occasionally or the last few hours to remove the old agents that no longer exist from my Agent dashboard in the cloud UI, but I keep getting this error:
I've removed agents via the web UI several times in the past so I'm not sure what would be going on here to prevent their removal this time, and the error message doesn't give me much insight

Anna Geller

12/16/2021, 6:17 PM

Sean Talia

12/16/2021, 6:18 PM
oh perfect, thank you! (and i'll take a look at open issues next time)
🙌 1