Issue Wordpress toolkit "Checking for updates" hangs forever

[Nicola Urbinati]

Server operating system version

Ubuntu 22.04.2 LTS

Plesk version and microupdate number

Version 18.0.52 Update #3

Hi,

Since yesterday (at least, last week it worked) it seems the wordpress toolkit hangs while trying to access the sites to check/update.

Is there a way to debug/fix this?

Thank you.