Articles in this section

• Websites hosted in Plesk and served by PHP-FPM are unavailable or load slowly: "server reached max_children setting" or "Bad file descriptor (9)"
• Error when adding IPv6 address via web interface or API: Cannot assign requested address
• Apache shows: pam_systemd(plesk_resctrl:session): Failed to connect to system bus: Permission denied
• New configuration files for the Apache web server were not created: Invalid command 'johndoe'
• PHP-FPM service fails to start on Plesk Onyx 17.8: An another FPM instance seems to already listen on php-fpm.sock
• Website redirects to another website
• Domain with uppercase letters in name does not work with PHP-FPM on Plesk: 503 service unavailable
• ModSecurity rule set update failed: _ssl.c:602: The handshake operation timed out
• Pagespeed does not optimize static files and throws errors in Apache logs
• Domains on Plesk PHP 7.3 are down: Service Unavailable