Webserver

Apache/nginx incorrect behavior and everything else related to Web.

A website hosted on a Plesk server shows a 500 or 504 error: Allowed memory size of XXX exhausted
A site that uses a specific PHP-FPM handler on a Plesk server does not open: 503 Service Unavailable
How to remove the header X-Powered-By for all websites hosted in Plesk?
A website hosted in Plesk shows wrong website content when opened over HTTPS after migration from a legacy Plesk version
Plesk UI shows error: PHP Warning: require_once: failed to open stream: No such file or directory
Website displays an error 502: AH01075: Error dispatching request to : (polling)
Site on Plesk shows Apache default page: no index file
How to enable Apache / nginx rewrite rules in Plesk
Node.js/Ruby applications do not work if CageFS is enabled for the subscription user
Websites on PHP-FPM are not available and there is a php-fpm process that consumes 100% CPU on Plesk server
Unable to access ASP.NET Settings of a domain in Plesk: Can't detect .NET version. Possible site does not use ASP.NET
Unable to access example.com website on the particular PHP version: 503 Service Temporarily Unavailable
Unable to start Apache on a Plesk server: Invalid command 'php_admin_value'
Domain's PHP function is not available: function() has been disabled for security reasons
Website hosted on Plesk server is not accessible via HTTPS: This site can’t be reached
Upload of a big file on websites hosted in Plesk fails: client intended to send too large body
A website based on WordPress is inaccessible: 500 Internal server error, PHP Parse error: syntax error
Website is not accessible: 403 Forbidden AH01797: client denied by server configuration
How to use PHP-FPM with Nginx in Plesk
How to adjust an IIS application pool in Plesk?
Websites are unavailable on a Plesk server: Unable to manage service by nginxmng
How to allow access to a website directory from specific IP address in Plesk?
Domain in Plesk shows 500 internal server error: Invalid command, perhaps misspelled or defined by a module not included in the server configuration
PHP pages on domains in Plesk are downloaded instead of being opened
Plesk error: Template processing failed. TemplateException
How to improve nginx performance?
How to protect WordPress websites from brute-force attacks on a Plesk for Linux server
Unable to open main or other pages and files inside a domain: 403 Forbidden
How to enable Classic ASP support for a domain in Plesk for Windows Server
Unable to upload file to website on Plesk: Request body no files data length is larger than the configured limit