Technical Questions
Help articles related to Plesk migration, upgrades, databases ant etc.
Other
- How to subscribe to Plesk articles
- What to do if the server was hacked?
- How to set Default site to None for IP address in Plesk?
- PHPMyAdmin error: Variable 'innodb_buffer_pool_size' is a read only variable
- Plesk repair web the following error: ERROR: dependent row(s) 'FileSharingUsers.userId = 37' isn't found for 'smb_users.id = 37'
- Plesk upgrade fails: PHP: syntax error, unexpected '('
Plesk Service/Interface
- Additional services for resellers can not be modified in Plesk Onyx 17.8
- Is there a possibility to set non-default values for Email addresses.
- Link "Learn about secure hosting setting" in Plesk service plan does not work in Firefox: a blank page is shown
- Is it possible to change default user role during mail address creation?
- Plesk is not accessible: Lock Manager error: 'No locks available'
- Unable to switch off seo safe redirect for a subdomain in Plesk GUI
Webserver
- How to secure a Plesk server
- Website hosted in Plesk is not accessible or working slowly on PHP-FPM: server reached max_children setting or Bad file descriptor (9)
- WordPress admin page is slow: Connection reset by peer: mod_fcgid: error reading data from FastCGI server
- All requests containing "/icons" are redirected to the "/usr/share/httpd/icons/" (or to "/usr/share/apache2/icons/") folder
- Cannot open website: 500 - Internal server error
- Error message is showing in Plesk while configuration file exists: Unable to generate the web server configuration file
Applications & Extensions
- Unable to switch web sites to Apache in Litespeed extension: This may be due to a configuration error.
- Security Advisor suggests installation of KernelCare in a Virtuozzo container
- Git error: Invalid username or password: Authentication failed
- Unable to install WordPress theme: Warning: The package could not be installed. "The theme is missing the style.css stylesheet."
- Wordpress error while changing Updates settings : "This feature is not available in the free version of WordPress Toolkit"
- Site.Pro PHP configuration check shows error: file .htaccess must be support on virtual host
Backup, Restore & Migration
- Unable to start the migration: Migrator cannot connect to source RPC agent
- Migration can not be started: Failed to connect to target Plesk server by Plesk API Plesk error 1006 Access to API is disabled
- Is it possible to migrate a domain from subscription example.com on one Plesk server to example2.com on another Plesk server?
- After migration remote MSSQL database is deleted upon removing the subscription from the source
- Which IceWarp data is transferred during domain migration?
- Migration fails with an error: bash: -c: line 0: unexpected EOF while looking for matching `''
Databases
- How to fix InnoDB corruption cases for the MySQL database?
- How to enable remote access to MySQL database server in Plesk
- Check and Repair feature fails: Unable to check the database_name database for errors.
- Unable to start Plesk SQL Service: The process terminated unexpectedly (error code 1067) at Start service PleskSQLServer
- Unable to import database dump to existing database using Plesk GUI or phpMyAdmin
- Is it possible to setup a MySQL replication in Plesk?
Installation & Upgrade
- Plesk upgrade warning: There are accounts with passwords encrypted using a deprecated algorithm
- Plesk Upgrade Guide
- Plesk upgrade fails: error 1146: Table doesn't exist
- Plesk upgrade on Debian 7 fails with the error: Installation will not continue because your operating system "'Debian' 'Linux' 'x86_64' under vz" is not supported.
- Cannot uninstall Horde on Plesk 17.8: ERROR while trying to uninstall H5-application mnemo
- Plesk upgrade to 17.8 fails: signature could not be verified for google-cloud-compute
- What are spam protection general recommendations?
- Unable to send emails via Horde webmail from Plesk server after upgrade to Plesk Onyx 17.8: SSL_accept error from localhost.localdomain
- Emails cannot be sent and received, when SELinux is enabled: Temporary lookup failure
- Dovecot fails to start after upgrade to Plesk 17.8 on Proxmox: Failed at step NAMESPACE spawning /usr/bin/doveadm: Invalid argument
- Cannot send email: Too many concurrent SMTP connections
- When using mail client with subdirectory "sent mail" is not created and already sent mail is put in "outgoing mail" directory
DNS & Statistics
- How to configure name server for domain on registrar's side for Plesk server
- Domain does not resolve globally
- Unable to open sites on fresh Plesk installation
- What is the correct Load zone data on startup setting for Windows DNS managed by Plesk?
- How to find who and when modified domain's DNS settings in Plesk?
- How to add Reverse Lookup zone in Plesk?
Website Builder
- After re-publishing a Web Presence Builder site not all files are re-created
- reCaptcha in Web Presence Builder contact form returns an error: ERROR for site owner: Invalid domain for site key
- Language Switcher module is not available in Web Presence Builder
- Unable to import design template in Presence Builder: The design template could not be imported because of an error
- The module is displayed on all website pages instead of being displayed only on the page where the module had been added
- The module "Contact Form" on a website based on Web Presence Builder reports a message: V1 SHUTDOWN ON 2018-03-31
Archived
- Filesystem quota and SELinux-related questions
- Unable to start migration from DirectAdmin: UnicodeEncodeError: 'ascii' codec can't encode characters in position
- If subscription is created using "Add Domain" button, it is getting unsynced after service plan change
- Horde webmail does not work: page loads infinitely
- Subdomain is not working due to open_basedir restrictions
- How to manage mail accounts via API request