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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.

  • Throbber (refresh) icon keeps spinning in the Log File Analyzer of SEO Toolkit in Plesk
  • Plesk DigitalOcean DNS extension is creating records with the duplicated domain name
  • Plesk monitoring extension shows empty graphs: origin not allowed
  • Cannot issue a Let's Encrypt certificate: The Let's Encrypt extension is no longer available. To issue SSL/TLS certificates, install the SSL It! extension
  • Plesk WordPress Toolkit 5.9.2 and above does not detect instances that were detached
  • ModSecurity Atomic rules update or activation fails: modsecurity_ctl failed: Atomic Updater Modified (AUM) Installer (v6.0.0)
  • Unable to update WordPress via WordPress Toolkit when the instance language is not English: Failed to update selected items. Release not found.
  • Let's Encrypt will revoke certificates validated with the TLS-ALPN-01 challenge. Will this affect Plesk?
  • Watchdog script "secur-check" fails in Plesk: Zend_Exception: No entry is registered for key 'container'
  • WordPress instance in Plesk is marked as broken: Warning: require_once(): open_basedir restriction in effect
  • Operations with WordPress instance fail in Plesk WordPress Toolkit: Call to undefined function
  • Unable to update Grafana on a Plesk for Ubuntu server: repository 'https://autoinstall.plesk.com/grafana/deb stable InRelease' doesn't support architecture 'i386'
  • WordPress instance inside a sub-directory on Plesk server shows "404 Page not found" errors for existing categories or posts
  • Autodetection of WordPress login URL does not work properly in Plesk Wordpress Toolkit
  • Web reconfiguration in Plesk fails: unknown option 'InheritBefore'
  • Unable to open files from /var/www/vhosts/example.com/httpdocs/.well-known/pki-validation: 404 Not Found
  • Unable to publish a website, restore/download a snapshot or upload an image in Web Presence Builder for Plesk Obsidian 18.0.40 on Windows
  • Manual WordPress installation on Plesk server fails with Error 403
  • Why the OUTPUT DROP rule is added at the beginning of the rules via Plesk Firewall extension?
  • Unable to create backup in Plesk via the Acronis Backup extension: version `GLIBCXX_3.4.26' not found
  • It is not possible to access SSH terminal extension via root user in Plesk: ssh_exchange_identification: read: Connection reset by peer
  • Plesk support SSH Access extension displays warning: Some issues were detected: Cannot whitelist IP address: Binary sa-fail2ban.sh execution failed with error code 255
  • Unable to issue Let's Encrypt certificate in Plesk: cURL error 7: Failed to connect to acme-v02.api.letsencrypt.org port 443: Connection timed out
  • A WordPress website in Plesk fails to load: Error establishing a database connection
  • Let's Encrypt 2.13.6 overwrites existing certificate to secure Plesk interface
  • What is a ETA for new Joomla! Toolkit to support Joomla! 4.x version
  • Google Drive Backup extension fails to open in Plesk: Call to undefined function GuzzleHttp\_idn_uri_convert()
  • Unable to open "Manage in SpamFilter Panel" in SpamExperts Email Security after Let's Encrypt update to 2.13.5-734 version
  • Adding a Git repository in Plesk shows error: Class 'CommonPanel_Validate_IpAddress' not found (GitUrl.php:44)
  • WordPress website from Plesk is not accessible due to the incorrect website URL
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