Webserver
Apache/nginx incorrect behavior and everything else related to Web.
- Domain does not work on PHP-FPM: 503 service unavailable
- Apache server-wide access log shows server IP address instead of visitor's IP address
- PHP script execution is delayed
- CVE-2018-12029: vulnerability in Passenger before 5.3.2
- "plesk repair web" returns the error: File not found: example.com.conf
- PHP-FPM 7.x: Fatal error causes FPM-child to obstruct pool reloads
- Web statistics for additional domain or subdomain opens without password request
- Plesk shows error: Could not open configuration file example.com_webmail.conf: No such file or directory
- Additional Apache and Nginx directives are not applied to HTTP traffic when "Permanent SEO-safe 301 redirect from HTTP to HTTPS" is enabled
- Initial requests to website on Plesk with cache HIT are not logged if nginx caching is enabled
- Unable to change PHP OS handler after dist-upgrade
- The phpinfo() page shows wrong PHP version
- Is there any debug logging for ModSecurity module in Plesk?
- Website is not accessible: Could not load type 'System.ServiceModel.Activation.HttpModule' from assembly
- Command httpd -t shows warning: [pagespeed:warn] ModPagespeedInheritVHostConfig is deprecated. Please remove it from your configuration.
- Website does not process *.php files: Error 404.2 The page you are requesting cannot be served because of the ISAPI and CGI Restriction list settings on the Web server.
- HTTPS connection is not possible for any domain on the server: no "ssl_certificate" is defined in server listening on SSL port
- The following warning appears when running 5.x PHP-CLI: Unable to load dynamic library '/opt/plesk/php/5.4/lib/php/modules/imagick.so'
- Website does not work : The MySQL adapter 'mysql' is not available
- Unable to create a subscription: envclause should be in the form env=envar
- Site Preview on Plesk for Windows shows error 500: The server variable "HTTP_ORIGINAL_HOST" is not allowed to be set
- Site is showing error 404 for some viewers when requests are sent to IPv6 address
- Unable to start the FTP site in IIS: This FTP site cannot be started. Another site may be using the same port.
- Site preview shows 500 internal server error: IfModule takes one argument, Container for directives based on existence of specified modules
- Plesk shows: Invalid command 'SubstituteMaxLineLength', perhaps misspelled or defined by a module not included in the server configuration
- Nginx warning: could not build optimal map_hash
- Connection via TLS 1.0 or 1.1 is still possible after disabling them in nginx
- Is php-gd enabled by default?
- Site shows error: Your PHP installation appears to be missing the MySQL extension which is required by WordPress
- Plesk on OpenVZ shows 502 Bad Gateway: socket() failed (12: Cannot allocate memory) while connecting to upstream