Technical Questions
Help articles related to Plesk migration, upgrades, databases ant etc.
Other
- How to diagnose a DoS/DDoS attack and find websites under attack on a Plesk server
- How to monitor usage of system resources in a period of time using atop?
- How to set up log storage for a long term in Plesk?
- How to enable the ionCube Loader module for PHP 8 shipped with Plesk?
- Cross Site Scripting Vulnerability in Horde Webmail
- How to enable secure TLS versions and ciphers in Plesk for Linux
Plesk Service/Interface
- MySQL fails to start when a Plesk server lacks disk space: SQLSTATE[HY000] No space left on device 500 Plesk\Exception\Database
- How to customize Plesk URL
- Additional user can view all subscriptions list owned by customer in Plesk
- Extra WordPress instances are displayed in the "Domains > example.com > WordPress" menu
- Unable to create domain alias or subdomain in Plesk: There are no available resources of this type
- Subscriptions are sorted by ID instead of by name in Plesk 18.0.43
Webserver
- How to disable specific ModSecurity rules in Plesk
- PHP scripts fails with the following error: Unable to load dynamic library sodium.so : cannot open shared object file: No such file or directory
- Apache can not be started on a Plesk server: ModSecurity: Problems loading external resources
- After updating Plesk Obsidian to 18.0.43, the "plesk repair web" utility reports an error: There is a disabled required Apache module: php7.4
- How to disable ModSecurity server-wide on Plesk for Windows?
- How to serve the content of a different website in Plesk for Linux?
Applications & Extensions
- Error when installing Docker on Rocky Linux 8.6: package requires containerd.io >= 1.4.1, but none of the providers can be installed
- Unable to install Prestashop with Spanish language on Plesk server: Non-zero exit status returned by script
- WordPress Toolkit 5.11.0 shows blank page in Safari
- Throbber (refresh) icon keeps spinning in the Log File Analyzer of SEO Toolkit in Plesk
- Plesk DigitalOcean DNS extension is creating records with the duplicated domain name
- Scan fails in WordPress Toolkit: Failed to reset cache for the instance #34: Error: This does not seem to be a WordPress installation.
Backup, Restore & Migration
- How to change the location for Plesk backup files on a Linux server
- Unable to restore Plesk backup on a different server: The archive is not valid Plesk backup or has been created in an unsupported Plesk version
- Backup process can be stuck since Plesk update to 18.0.41 spawning a lot of backupmng processes
- Unable to schedule domain's backups in Plesk: Certificate has expired
- Unable to start migration in Plesk: Failed to connect to the source server 'source' (203.0.113.2) by SSH: encountered RSA key, expected OPENSSH key
- Backup in Plesk is created with warning: Unable to back up database. Error: Unable to find row with id in data_bases table.
Databases
- Unable to start MariaDB 10.6 on a Plesk server: Bind on TCP/IP port. Got error: 22: Invalid argument
- Plesk database servers menu shows warning: Unable to determine the TCP port number used by Microsoft SQL server 'localhost'
- MySQL package fails to update on Plesk server: The GPG keys listed for the "MySQL 5.7 Community Server" repository are already installed but they are not correct for this package.
- In Plesk, dumps of MySQL databases with DEFINERs/TRIGGERs are exported with incorrect syntax of queries that should create DEFINERs/TRIGGERs
- Unable to repair domains in Plesk using "plesk repair db" utility: The following domains are assigned to already removed IP addresses
- Unable to restore the Plesk psa database: ERROR 1813 (HY000) at line 104: Tablespace for table '`psa`.`tablename`' exists. Please DISCARD the tablespace before IMPORT
Installation & Upgrade
- How to perform dist-upgrade procedure on Linux server with Plesk?
- System update fails on a Plesk server with AlmaLinux/CloudLinux: package plesk-php74-imagick requires libMagickCore, but none of the providers can be installed
- Does Plesk support Ubuntu 22.04 LTS?
- New components can not be installed on a Plesk Obsidian server with the EOLed OSes: repository 'http://autoinstall.plesk.com/pool/PSA_18.0.34_5691 xenial Release' does not have a Release file
- Plesk fails to update to version 18.0.42 or newer fails: Failed to solve dependencies: package requires python3
- System packages update is not working on Plesk RHEL-based server: Error: Failed to download metadata for repo 'PLESK_17_PHP74
- CVE-2022-30287: Vulnerability in Horde
- Does Plesk Email Security extension support Rocky Linux 8/RHEL 8?
- Seafile WebDav (seafdav) fails to load with error: 504 Gateway Time-out
- Unable to set up a mail autodiscover profile on iOS for a mailbox in Plesk: Invalid profile
- Unable to activate the mail service on a domain: mailmng-outgoing failed: ERROR:__main__:UNIQUE constraint failed: vhost_ids.guid
- Emails are not forwarded to the mailbox in Plesk: Permission denied postdrop
DNS & Statistics
- Domain is not accessible from some locations after switching to Plesk nameservers due to DNSSEC misconfiguration
- Transfer DNS button is missing in Plesk
- Is it possible to manage DNSSEC via command-line interface in Plesk?
- Unable to start BIND on Plesk server: Failed with result 'timeout'
- Domains hosted on Plesk server cannot be accessed: DNSPROBE FINISHED ERROR
- Unable to update web-statistics in Plesk: Unable to parse pending domains traffic line
Website Builder
- Unable to publish website in Web Presence Builder: Unable to Connect to ssl://feedback.pp.parallels.com:443: Name or service not known
- Migration from WPB 12.0 to WPB 17.8.12
- How to enable Web Presence Builder for all websites?
- Error while accessing Web Presence Builder: Base table or view not found
- Unable to backup/restore a snapshot for Web Presence Builder in Plesk for Windows: Invalid Snapshot
- How to back up and restore a snapshot of the Web Presence Builder site through GUI?