Upgrade or update of Plesk in Virtuozzo container fails with error

Symptoms

• Plesk is running inside Virtuozzo container.
• Plesk update/upgrade fails with following errors in /vae/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

• Mentioned in point 2 directory contains records like:
  

  # ll /usr/local/psa/admin/htdocs/domains/databases/phpMyAdmin/libraries/
  ...
  d????????? ? ? ? ? ? phpseclib
  ...

Cause

Broken links in Virtuozzo containers.

Resolution

Contact Virtuozzo Support Team  to fix the issue.