Webserver
Apache/nginx incorrect behavior and everything else related to Web.
- Websites on PHP-FPM are unavailable or loading slowly: server reached max_children setting (*), consider raising it
- What DDoS protection tools are available in Plesk
- How to disable specific Web Application Firewall ModSecurity rules in Plesk
- How to enable Step Debugger on PHP on a Plesk server?
- On WordPress website hosted on Plesk for Linux server, pagination buttons in WordPress Admin dashboard do not work as expected
- WordPress instance is marked as broken on CloudLinux OS: timeout: fork system call failed: Cannot allocate memory
- Domain forwarding does not work but does not throw any errors
- Plesk with LiteSpeed poor performance: Reached max children process limit, please increase LSAPI_CHILDREN
- .NET Core environment variables do not persist on a Plesk server
- mod_fcgid: stderr: Connection refused appears repeatedly within the Apache error log for a website on a Plesk server
- How to check if http3 is working on the website?
- nginx warning after installing Plesk update 61: [warn] the "listen ... http2" directive is deprecated
- Apache goes down frequently: mod_watchdog is required
- Nginx in Plesk cannot be started: Not starting nginx as it is disabled in Plesk.
- Temporary inaccessibility for some websites: AH01071: Got error 'Primary script unknown'
- Disabled Options in 'Bindings...' menu are reset when the certificate is changed in Plesk for Windows
- Unable to install Plesk license: cURL cannot communicate with license server
- Apache is failing to start in Plesk: Error: New configuration files for the Apache web server were not created due to the errors in configuration templates: AH00112: Warning: DocumentRoot [/usr/share/plesk-service.localdomain] does not exist
- Login to Plesk from WHMCS redirects to Plesk login page instead of logging in.
- How to set up nginx to log real client IP address when the Plesk server is behind an external proxy server
- Unable to start Apache on Plesk server: Cannot load modules/mod_<name>.so
- Incoming requests from real visitor IPs are logged as 127.0.0.1 when Apache is listening on localhost
- How to manage PHP session temporary files cleanup in Plesk?
- The nginx web server fails to start on a Plesk server: "nginx: [emerg] bind() to 203.0.113.2:443 failed (99: Cannot assign requested address)"
- Enhancing Security with Apache Localhost Mode in Plesk 18.0.56 (PPP-43250)
- How can I enable Proxy mode for nginx in Plesk?
- Website becomes unavailable after switching to FPM application served by Apache
- Error during the reconfiguration of the Apache files in Plesk: Invalid command 'RequestHeader', perhaps misspelled or defined by a module not included in the server configuration
- Website on Plesk shows: cURL error (77): Problem with the SSL CA cert
- How can I switch the MPM mode for the Apache web server in Plesk?