- Plesk Onyx for Linux
The PHP handler is changed from FastCGI to PHP-FPM served by nginx in Domains > example.com > PHP Settings after migration between Plesk servers.
It is Plesk Migrator bug PMT-2344, which will be fixed in future product updates.
- Log into Plesk.
- Manually change the PHP handler back to FastCGI in Domains > example.com > PHP Settings.
- Press the OK button to apply the changes.