Installation error showing

I am tryin ng to install 1.8.2’in webserver mode
Pls find the attached error

Could you tell me what web server are you using and what is the URL that your installation tried to reach please?

I assume it does meet the requirements as well? https://xibo.org.uk/manual/en/manual_install.html

Have you also prepared your environment correctly? https://xibo.org.uk/manual/en/install_environment.html