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Applications & Extensions

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Plesk applications and extensions installation/management articles. WordPress, Joomla, Let's Encrypt, CloudFlare and etc.

  • WordPress plugins/themes can not be updated via Plesk WordPress Toolkit: Passed 'exception' value must be an \Exception object
  • Plesk Premium Email shows the warning on Plesk server: Necessary packages are not installed
  • After updating WordPress Toolkit to version 5.3, WordPress instances on domains with PHP 5.3 or lower could not be managed via WordPress Toolkit
  • Let's Encrypt extension in Plesk shows that certificate will no longer be used for example.com even if it is correctly installed
  • WordPress functionality is broken in Plesk after changing domain PHP version to 8.0: Uncaught TypeError: implode(): Argument #2 ($array) must be of type ?array,
  • Unable to activate or update the Comodo rule-set in Plesk ModSecurity: Error interacting with https://waf.comodo.com/doc/meta_comodo_apache.yaml: <urlopen error [Errno 113] No route to host>
  • Can't login to Wordpress from Plesk dashboard
  • Websites hosted on a Plesk server with Imunify360 are intermittently unavailable: Error establishing a database connection
  • How to install Magento for a domain in Plesk
  • The Plesk Email Security dashboard keeps loading, or statistics are not updated
  • Let's Encrypt can not issue certificate for webmail only if domain is hosted on another server: An SSL / TLS certificate could not be issued for example.com
  • How to enable/hide/disable the WordPress Toolkit to the customers and resellers without uninstalling the WordPress Toolkit extension?
  • Mail stuck in queue when Plesk Email Security installed on SELinux enforced server
  • Cannot change Node.js application root in Plesk: Class 'CommonPanel_Validate_FileSharing_FolderName' not found
  • RapidSSL and GeoTrust paid SSL certificates provided by SSL It! extension are not supporting www and SAN
  • Unable to clone instance or apply SmartUpdates on Wordpress Toolkit in Plesk: Smart Update was unable to correctly clone your website for further analysis
  • Unable to update Wordpress: WordPress version requires PHP version 5.6.20 or newer
  • Amavis is not installed/removed along with Plesk Email Security
  • How to manage the list of the available certificate vendors?
  • Server with Plesk Email Security no longer sends/receives emails: [127.0.0.1]:10024: Connection refused
  • Is it possible to disable wp-cron scheduled task created by WordPress Toolkit?
  • Unable to access SSL/TLS Certificates for a domain: Argument 3 passed to BaseComponentChecker::getCertificateStatus() must be an instance of PleskExt\SslIt\Certificate
  • Unable to install WordPress instance for the domain: Unable to unpack archive
  • Unable to open Composer extension for a Plesk domain: Could not open input file: /usr/local/psa/var/modules/composer//composer.phar
  • Unable to access the SSL/TLS certificate page: Reduce of empty array with no initial value
  • Moodle install/update through Plesk fails: Non-zero exit status returned by script
  • Scheduled remote backup on Dropbox was not created: upstream connect error
  • Unable to issue a Let's Encrypt certificate: The authorization token is not available
  • Let's Encrypt notifications are received for an already renewed certificate
  • Unable to issue Let's Encrypt Certificate: During secondary validation: Invalid response. <title>Captcha</title>
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