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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 Toolkit can not list plugins: Something went wrong. Cannot read properties of null (reading 'map')
  • Unable to install applications from APS catalog: Server Error 502 Bad Gateway
  • Plesk Premium antivirus sends a lot of notifications: Your virus bases are obsolete
  • SiteJet Builder requires an API key after reinstallation
  • Grafana does not work: login.OAuthLogin(missing saved state)
  • An error is displayed in the NodeJs menu: Node.js application in the subscription already uses this application root
  • Plesk is not accessible: PHP Fatal error: Composer detected issues in your platform: Your Composer dependencies require a PHP version ">= 7.4.0".
  • Cannot apply Apache & nginx configuration on Plesk with Premium Email extension installed: "server" directive is not allowed here
  • Unable to open Domains or Subscriptions page in Plesk: Declaration of PleskDocker: void must be compatible with
  • An error is shown in Plesk: AH00526: Syntax error on line 220 / AH00111: Config variable ${} is not defined
  • Plesk PHP handler is missing from Admin and Domains PHP Settings after installation
  • ASP.NET Change Version menu is not accessible: An invalid URL was requested.
  • Mailbox in Plesk is created with warning: Unable to apply the Mail Anti-Virus settings because you have reached the maximum number of mailboxes defined by your Premium antivirus license key
  • Performance Booster fails to be enabled for Pleks hosted domain: "gzip" directive is duplicate
  • Plesk Firewall can not be enabled in Plesk 18.0.52 and newer: I did not receive connectivity confirmation after applying new firewall configuration
  • After removing a WordPress domain in Plesk WordPress Toolkit starts to show an error: Can not find domain by id X
  • Error in DigitalOcean DNS extension in Plesk after updating it to version 1.3.9: Call to a member function get HeaderLine() on null
  • Plesk Monitoring returns: An unexpected error occurred
  • How to change 'IP to Country Lite database' to MaxMind as a source for blocking countries in Plesk Firewall
  • Acronis Backup extension in Plesk can not perfrom some operations: Declaration of Modules_AcronisBackup_OperationsListAdapter::count() must be compatible with CommonPanel_View_List_Paginator_Array::count(): int
  • System updates cannot be installed in Plesk due to Imunify repositories: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY
  • Unable to install/update APS application in Plesk: Unable to change current directory
  • Unable to issue or reissue a Let's Encrypt Certificate: Certificate location not specified in response
  • Website page is not accessible with 503 error: Service Temporarily Unavailable
  • Unable to deploy Git Repository in Plesk: Argument #7 ($max) passed to /git/library/DTO/API/AbstractRepositoryRequest.php
  • Cannot apply PHP Settings or PHP service is down: cannot get uid for user 'john.doe'
  • Fail2Ban IPv6 support in Plesk
  • Grafana is not updated with message: NOKEY Importing GPG key 0x2CF3C0C6:
  • Imunify360 is not functioning in Plesk: Imunify agent is not running Follow the troubleshooting guide or contact support
  • Cannot open WordPress Toolkit in Plesk: Declaration of PleskExt\WpToolkit\Controller\Action::apiResponse(array $data = [], string $status = '', string $message = '') must be compatible with
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