I install php8.1 following on this website https://computingforgeeks.com/how-to-install-php-8-on-amazon-linux/ librenms on this website https://docs.librenms.org/Installation/Installation-CentOS-7-Nginx/ And it did show the version with this command but it will show “php command not found” on this command after that I wanna install librenms and I follow the instructions on the librenms-documents and type this installation command the error will come out like this If