Webserver
Apache/nginx incorrect behavior and everything else related to Web.
- Cannot validate Web Deploy connection with additional Plesk Web User: ERROR_USER_UNAUTHORIZED (401) Unauthorized
- Website fails to load with error 503: Memory cgroup out of memory: Kill process
- Domain shows 500 error: The file index.php was encoded by the ionCube Encoder for PHP 5.x and cannot run under PHP 7.x or later
- Sites running PHP 5.6 are not working: No input file specified
- PHP handlers "served by Apache" are not available in PHP settings on Plesk UI
- Plesk shows wrong information about ModSecurity status right after Modsecurity installation
- Unable to login to webmail.example.com hosted in Plesk with valid credentials after migration: Login Failed
- Plesk and/or domains hosted on Plesk are not accessible: Connection timed out
- Unable to attach files in a WebMail or any file upload when ModSecurity is active: An error occurred! File upload failed
- curl shows error on Plesk server: Could not resolve host: example.com: Name or service not known
- How to allow/restrict connections from an IP address to a website hosted in Plesk on Windows Server
- Option "Permanent SEO-safe 301 redirect from HTTP to HTTPS" does not work on Windows OS
- Unable to start Apache after dist-upgrade on Plesk server: /usr/lib/apache2/modules/mod_proxy_http.so: undefined symbol
- All websites hosted on Plesk server are inaccessible: Failed to switch to Apache: This may be due to a configuration error.
- Plesk is not accessible: Lock Manager error: 'No locks available'
- WordPress admin page is slow: Connection reset by peer: mod_fcgid: error reading data from FastCGI server
- On website hosted at Plesk, all requests containing "/icons" are redirected to the "/usr/share/httpd/icons/" (or to "/usr/share/apache2/icons/") folder
- Error message is showing in Plesk while configuration file exists: Unable to generate the web server configuration file
- How a combination of Apache and nginx in proxy mode works in Plesk for Linux
- What caching features does Plesk provide?
- Unable to start nginx on Plesk server: [emerg] unknown directive "pagespeed"
- Unable to start Apache on a Plesk server: SuexecUserGroup configured, but suEXEC is disabled: Invalid owner or file mode for suexec
- Invalid certificate created via API request with empty field can be assigned for webmail, which is causing error in Apache configuration
- Mixed-case domains do not work on PHP-FPM by Apache: 503 service unavailable
- How to install the OAuth PHP extension for PHP versions provided by Plesk
- How to enable/disable directory browsing for a domain in Plesk for Linux
- Why httpsdocs home directory is used instead of httpdocs?
- With piped logs enabled in Apache HTTPS traffic is still put to access_log.processed during statistics calculation
- Why Apache writes both HTTP and HTTPS requests to access_log instead of using access_ssl_log when piped logs are enabled in Plesk?
- High CPU usage by Nginx is shown in Health Monitor