Upgrade or update of Plesk in Virtuozzo container fails with error

Symptoms

• Plesk is running inside Virtuozzo container.

• Plesk is inaccessible with 500 Internal Error

• Plesk update/upgrade fails with following errors in /var/log/plesk/panel.log:

  CONFIG_TEXT: error: unpacking of archive failed on file /var/lib/psa/dumps: cpio: mkdir failed - No such file or directory
  error: unpacking of archive failed on file /usr/local/psa/admin/htdocs/domains/databases/phpMyAdmin/libraries/phpseclib: cpio: mkdir failed - No such file or directory

  OR

  CONFIG_TEXT: sh: /usr/local/psa/bootstrapper/pp12.0.18-bootstrapper/bootstrapper.sh: No such file or directory

• The following error is shown in upgrade log /var/log/plesk/install/autoinstaller3.log:

  CONFIG_TEXT: error: unpacking of archive failed on file /usr/local/psa/admin/plib/backup/Conflicts/Log: cpio: mkdir failed - No such file or directory

• listing on directory /usr/local/psa/admin/plib/backup/Conflicts/ fails:

  # ls -la /usr/local/psa/admin/plib/backup/Conflicts/
  ls: cannot access /usr/local/psa/admin/plib/backup/Conflicts/Log: No such file or directory
  (...)
  d????????? ? ? ? ? ? Log

Cause

Broken links in Virtuozzo containers.

Resolution

Contact Virtuozzo Support Team  to fix the issue.