Applications & Extensions

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

Unable to clone WordPress multisite: Error: Couldn't find any tables matching: <prefix>_blogs
Could not request a Let's Encrypt SSL/TLS certificate for example.com: website content loading from another server
Unable to open Domains or Subscriptions page in Plesk: Declaration of PleskDocker: void must be compatible with
WordPress installation or Cloning fails in Plesk: Unable to load dynamic library 'mysqli.so'
Fail2Ban bans the IP address of a website visitor: ModSecurity: collection_store: Failed to access DBM file "/var/lib/mod_security/apache-default_SESSION": Resource deadlock avoided
An error is shown in Plesk: AH00526: Syntax error on line 220 / AH00111: Config variable ${} is not defined
How to run Smart-Updates, Auto-Updates & Core Updates for one or all WordPress instances via CLI?
How to push changes from a Plesk site to a remote Git repo
Plesk PHP handler is missing from Admin and Domains PHP Settings after installation
Cannot open SSL It! extension in Plesk: Error 500 idn_to_utf8: empty domain name: U_ILLEGAL_ARGUMENT_ERROR
Dr.Web update issue: /etc/cron.daily/drweb-update exited with return code 108
Plesk Firewall cannot be started after 18.0.52 update
ASP.NET Change Version menu Plesk is not accessible: An invalid URL was requested.
Monitoring page (Grafana extension) logs Plesk Administrator out from Plesk interface or does not load: Dashboard not found
Git menu cannot be accessed for a Plesk domain: Permission denied filemng: Error occurred during /usr/bin/base64 command
Performance Booster fails to be enabled for Pleks hosted domain: "gzip" directive is duplicate
WP Toolkit Deluxe / WP Guardian (Plesk addon) show an upgrade button and locked features with Web Admin license
Can't send email with Plesk Email Security installed: (!)DENIED ACCESS from IP 203.0.113.2, policy bank ''
Unable to start .NET application on Plesk with error 500.30: The located assembly's manifest definition does not match the assembly reference. (0x80131040)
Unable to open Azure DNS extension: 500 error: Cannot access offset of type string on string
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 WP 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
How to enable WordPress cron in WordPress Toolkit for Plesk?
Unable to refresh WP Toolkit instance in Plesk: Failed to reset cache for the instance #13: Cache tags:
WP Toolkit is Broken after attempt to install Redis Fatal error: Uncaught RedisException: Connection refused in /var/www/vhosts/example.com/httpdocs/wp-content/object-cache.php
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
Some operations in Acronis Backup extension in Plesk fail: 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