Technical Questions
Help articles related to Plesk migration, upgrades, databases ant etc.
Other
- How to subscribe to updates in Plesk Help Center articles
- How to schedule a periodic task (crontask) via Plesk?
- Unable to manage firewall rules for ports which have the corresponding default Plesk firewall rule on Plesk for Windows
- Server performance is slow because of suspicious processes running under WordPress site: Duplicator plugin vulnerability
- Plesk Multi Server task error: Unable to find certificate Domain example.com
- Error in Panel.log: sbin/quotacheck_wrapper.sh: line 94: /sbin/quotacheck: Permission denied
Plesk Service/Interface
- "Activate mail service on domain" button is greyed out
- Custom icons are not visible when light skin is applied
- Changing subscription owner hides this subscription additional web users from the owner in PowerUser view
- There are no warnings if non-allowed characters are used during password recovery procedure
- Is there a way to set dateext for domain log rotation on Plesk for Linux?
- Errors in Plesk log file: ERR [1] error: Struct keys must be all strings
Webserver
- PHP-FPM 7.x: Fatal error causes FPM-child to obstruct pool reloads
- Web statistics for additional domain or subdomain opens without password request
- Plesk shows error: Could not open configuration file example.com_webmail.conf: No such file or directory
- Additional Apache and Nginx directives are not applied to HTTP traffic when "Permanent SEO-safe 301 redirect from HTTP to HTTPS" is enabled
- Initial requests to website on Plesk with cache HIT are not logged if nginx caching is enabled
- Unable to change PHP OS handler after dist-upgrade
Applications & Extensions
- Unable to create backup with Dropbox extension: Extension transport: ext://dropbox-backup/subscription/8/: {"error_summary": "path/not_found/", "error"
- Git password is removed when updating Subscription/Domain settings using CLI.
- Unable to fix "Permissions for files and directories" security for group of WordPress installations at once: An error occurred while setting the correct permissions for files and directories
- Errors in Plesk log file: ERR [1] error: Struct keys must be all strings
- Failed to refresh WordPress instance: Failed to generate screenshot of instance #8: URL of instance #8 is empty
- Unable to update Joomla with domain's PHP version 7.0: The app requires PHP version later than 5.3.10 but earlier than 7.0.
Backup, Restore & Migration
- Backup restored with warning: Wrong value of php_handler_type, it can take only CGI application, FastCGI application, FPM application, Apache module
- Warning in the log after migration: The component Spam Filter is not installed. The component AntiVirus is not installed
- Backup restoration warning: Unable to find the Web Presence Builder restoration utility to restore Web Presence Builder data
- Failed scheduled backup is absent in Plesk but files persist in the filesystem
- Migration may not be started with TLSv1.2 enabled only: SSL: TLSV1_ALERT_PROTOCOL_VERSION
- Migration from Plesk 11 to Onyx 17.8.1: All mailboxes migrate successfully but user accounts to Access to the Customer Panel are missing
Databases
- How to find a path to website's folder on the server with DB query?
- Is there are any security concern arising from using the MySQL Admin user in MySQL Workbench and website coding?
- Unable to migrate a subscription: mysqldump: Couldn't execute 'show events': Cannot proceed because system tables used by Event Scheduler were found damaged at server start (1577)
- How to upgrade MariaDB 10.0 to 10.1 on CentOS 7
- How to assign multiple database users to another database?
- How to see the number of subscriptions per customer via CLI on a Plesk server?
Installation & Upgrade
- Plesk installation hangs: Created symlink from /etc/systemd/system/multi-user.target.wants/named-chroot.service to /usr/lib/systemd/system/named-chroot.service. or (final stage) has been completed.
- Plesk is inaccessible after removing postfix or dovecot components via CLI on Debian-based systems
- Plesk installation does not finish and hangs
- Initializing Plesk error on Windows Server 2016: DNS server failed to reset the registry property
- Some php5 packages (system PHP) are not removed during dist-upgrade from ubuntu 14 to 16
- Plesk is unavailable after upgrade to 17.8: Call to undefined function mysql_connect()
- Mailman in Plesk: Wrong sender address in notification e-mails
- Warnings from Dovecot: Obsolete setting in /etc/dovecot/conf.d/11-plesk-security-ssl.conf
- Unable to see backup warnings in Plesk after changing backup location
- Cannot migrate mail account: NO SELECT failed, no such mailbox
- Unable to start mailman
- Plesk autoresponder processes consume 100% CPU
DNS & Statistics
- Usage statistics for mailboxes is displayed incorrectly in Plesk when SpamAssassin is installed
- Warning is shown during statistics calculation for databases with dash in name: Unable to get dir size
- Unable to add any DNS record if domain name field contains underscore
- After subdomain's deletion DNS records remain
- What hostname should be specified in PTR record?
- Unable to access Plesk via https://example.com:8443: This site can’t be reached
Website Builder
- Web Presence Builder cannot add more than one image in module
- How to change background image in Web Presence Builder?
- How to add custom font in Web Presence Builder?
- Unable to publish Web Presence Builder site: Unexpected server behavior. For details, see the product's log files.
- Cannot upload image in Image Gallery for a website created in Web Presence Builder with Ecwid Online store added
- How to change the Cookie Notification for Web Presence Builder?