Installation & Upgrade
Articles about Plesk components updates and upgrades including OS.
- Unable to install mod_perl, SpamAssassin or other Plesk component: Failed to solve dependencies: requires kernel-headers >= 2.2.1
- Plesk is inaccessible after executing "apt-get install npm": 99 directory index of "/opt/psa/admin/htdocs/" is forbidden
- What antiviruses for mail are supported by Plesk?
- What ASP.NET versions does Plesk support?
- Packages update fails on Plesk server: Failed to fetch URL. Some index files failed to download
- How to verify that the Atomic Professional ModSecurity license has been activated properly
- Plesk update fail: Available disk space check. There is not enough disk space available in the / directory.
- How to install SourceGuardian PHP extension?
- How to install/remove additional PHP versions provided by Plesk
- What operating systems are supported by Plesk Onyx
- How to install Plesk Firewall
- [FIXED BUG] Unable to install PHP dependencies via Composer when PHP by CloudLinux is used: Class 'Phar' not found in /usr/lib64/plesk-9.0/composer.phar
- Plesk upgrade fails: The following packages cannot be authenticated!
- Unable to update Plesk: Sub-process /usr/bin/dpkg returned an error code (1): iF mysql-server-5.7
- What are recommended requirements of SWAP, RAM and Disk space for Plesk Obsidian
- Missed symbolic link /usr/local/psa -> /opt/psa/ causes incorrect Plesk updates installation on Debian or Ubuntu
- Unable to start mariadb or mysql service after upgrading it: Unknown/unsupported storage engine: InnoDB
- How to install Plesk Server Health Monitor
- Plesk Installer fails on Debian/Ubuntu-based distributions: packages have unmet dependencies
- Plesk upgrade/update fails: Error: Failed to attach to cgroup
- Plesk, Yum, PUM or Modsecurity is unable to update on CentOS with error: repomd.xml: [Errno 14] curl
- Debian/Ubuntu system update on a Plesk server shows a warning: Duplicate sources.list entry
- Unable to install Plesk updates on Ubuntu: E: dpkg was interrupted, you must manually run 'dpkg --configure -a' to correct the problem
- Does Plesk support SELinux?
- Plesk upgrade fails: PleskSQLServer: Access is denied. (Error code 5)
- How to install Phalcon framework for a PHP supplied by Plesk?
- Cannot install system updates via Plesk: [Errno 256] No more mirrors to try
- [FIXED BUG] Plesk is down: nginx: [emerg] "ssl_ciphers" directive is duplicate in /etc/sw-cp-server/conf.d/ssl.conf:1
- Unable to update Plesk: cpio: rename failed - Is a directory
- Yum fails to resolve dependencies in Plesk for CentOS/RHEL: package is a duplicate with