Plesk is not accessible:
ERROR: Class 'Smb_View_MainMenu' not found (Admin.php:99)
The issue could be caused by the FS corruption on the Virtuozzo node, which leads to the missing files in a template area, or broken links in Container FS.
Check & repair FS of the affected node.
If this does not help, re-install the package inside the Container which owns the file that should contain the mentioned class:
Find out the package name:
# rpm -qf /usr/local/psa/admin/plib/Smb/View/MainMenu.php plesk-core-11.5.30-cos6.build115130819.13.x86_64
- Download the appropriate on from http://autoinstall.plesk.com
Install it with the following oprions:
# rpm -Uvh plesk-core-11.5.30-cos6.build115130819.13.x86_64.rpm --force
- Install micro updates