- Plesk Onyx 17.8 for Linux
PHP handler cannot be changed when NGINX service is stopped or not installed.
In Plesk in Domains > example.com > PHP Settings the checkbox PHP support is disabled and grayed-out with the following message:
CONFIG_TEXT: PHP support cannot be enabled because current hosting configuration does not include any PHP versions available for this domain.
Unable to retrieve PHP settings because this handler is corrupted.
Current PHP version selected in the domain is shown in Domains > example.com under PHP Settings:
If update is not possible for some reason you may try the following