We have the same issue. 1.16.3 to 1.17 rev2 - Get to the upgrade page and get an error aborting. Click on it a few times and it continues but then get...

Good morning Having had the same problem I found it was PHP 8.1 that was the issue - 1.16.x is currently not compatible with 8.1 so downgraded PHP to...

Hi Stevland It seems to be PHP 8.1 - 1.16.x not compatible so I understand. Downgraded to PHP 8.0.18 works. Thanks you for your help. Phil

NMITHelp - having the exact same problem - even tried 16.2 no luck. Cannot progress with upgrading our live box until I can fix this. I did upgrade ou...

Hi Stevland Yes - if you enable one plugin it is fine - the moment you enable a 2dn or 3rd they only pick up the config page of the first enabled. I...

Looks like I have fixed it. Changed POP to POP+SSL and port 995