Technical Questions
Help articles related to Plesk migration, upgrades, databases ant etc.
Other
- How to connect to a Plesk server via RDP with available credentials
- How to subscribe on changes in Plesk Help Center articles / sections
- How to secure a Plesk server
- Cannot connect to Plesk via FTP: unknown configuration directive 'IdentLookups'
- [FIXED BUG] Unable to retrieve license key: 502 - Web server received an invalid response while acting as a gateway or proxy server
- TLS 1.0/1.1 support will be disabled by CDN provider
Plesk Service/Interface
- [FIXED BUG] Unable to send a Plesk technical report in Plesk Obsidian for Windows: 406 Not Acceptable
- [FIXED BUG] Send from the specified IP addresses always shows None after upgrade to Plesk Obsidian
- [FIXED BUG] Custom theme/logo is reset to default after Obsidian update in Plesk for Linux
- [BUG] Unable to install a new license when Google Authenticator is enabled: the process goes to the infinite loop
- How to monitor several Plesk Servers with Grafana extension?
- [BUG] Users with Administrator role unable to create new webspaces on Plesk Obsidian
Webserver
- How to secure a Plesk hostname on port 8443 with an SSL certificate (Let's Encrypt / other certificate authorities)
- All websites show 502 Bad Gateway when nginx is enabled on the server
- IIS Rewrite MSI package installation fails on Plesk server: The call to SRSetRestorePoint API failed
- [BUG] Server runs out of the space because of PHP-FPM logs
- [BUG] Multiple errors in Apache error log file from Plesk: client denied by server configuration /usr/share/plesk-service.localdomain/
- [BUG] Website subpath shows error 404 for Node.JS application when it is started via Plesk
Applications & Extensions
- [BUG] [Advanced Monitoring] Physical and virtual memory usage max and threshold are incorrect on Windows
- [BUG] Wordpress Toolkit and Quarantine. How does it work?
- Let's Encrypt certificate unexpectedly got expired on 4th March 2020: Let's Encrypt 2020.02.29 CAA Bug
- [BUG] Cannot install ClamAV with Plesk Email Security Pro: no clamav-server package available
- [BUG] Unable to receive/send mail in Plesk: (!)DENIED ACCESS from IP 203.0.113.2, policy bank
- [BUG] SSL it! extension shows Security can be improved message when no wildcard certificate is issued
Backup, Restore & Migration
- Migration failed: Cannot read configuration file, virtual directory is missing
- [FIXED BUG] MySQL databases are not backed up into server-wide Plesk backup: MySQL server has gone away
- Plesk backup process fails: Wrote only 4096 of 10240 bytes
- [FIXED BUG] Cannot back up DKIM Keys in Plesk: Unable to back up domain keys. Error: Call to a member function getRecordsMatched() on null
- [BUG] Migration from cPanel fails on attempt to move LiteSpeed cache: .cm.log": Permission denied (13)
- [FIXED BUG] Unable to create a subscription backup on NFS storage: Undefined index PLESK_DEBUG
Databases
- How to back up/restore Plesk system databases
- Plesk database: Inconsistency in the table 'MailOutgoingMessagesStats'
- [FIXED BUG] In Plesk Obsidian for Linux, exported database dump is downloaded multiple times if the option "Automatically download dump after creation" is enabled
- [BUG] Unable to create MSSQL databases: There are no available resources of this type (MySQL databases) left
- [FIXED BUG] PHPmyadmin templates are removed after updating Plesk
- MariaDB does not start after update on November the 5th: Assertion failure in file
Installation & Upgrade
- How to update Plesk Obsidian to the latest build
- How to install Plesk for Linux
- How to upgrade Plesk to the next release
- How to install an SSL certificate for a domain in Plesk (Let's Encrypt / other certificate authorities)
- How to exclude a system package from update in Plesk for Linux
- [BUG] Unable to install Plesk updates: The repository 'http://dl.google.com/linux/mod-pagespeed/deb stable Release' is not signed
- An IP address of a Plesk mail server got blacklisted. How to troubleshoot?
- Unable to select webmail for a domain while webmail software is installed on a server: none
- [BUG] After switching from Courier IMAP to Dovecot emails are duplicated into POP3 account
- [FIXED BUG] Folders with special characters are displayed incorrectly after upgrade to Obsidian 18.0.25
- [FIXED BUG] Outgoing mail report shows "Probable spam" warning when there is no spam and vice-versa
- [FIXED BUG] Notifications from Plesk are bounced: duplicate header field "Content-Type"
DNS & Statistics
- [BUG] Old AWstats txt data files are not removed with web statistics cleanup
- [BUG] Plesk allows to create records with empty values in DNS template
- How to enable DKIM for newly created domains automatically in Plesk on Linux?
- [BUG] The DigitalOcean DNS extension loads slowly
- [FIXED BUG] Plesk CLI tool (plesk bin server_dns) creates NS records without A record
- Websites hosted in Plesk are not resolved when the DNS server is down
Website Builder
- [BUG] Mobile version of the WPB website throws js error, preventing sending mail via web form
- [BUG] Some emails from Web Presence Builder contact are not delivered
- [BUG] Message in Web Presence Builder contact form is disappeared if captcha enabled
- [BUG] Web Presence Builder cannot restore a snapshot: Read error: Bad file descriptor
- How to create basic website design with Plesk
- [BUG] Presence Builder does not redirect to correct URL when the session in browser is expired: Unable to connect to Web Presence Builder server