Could not calculate the upgrade
An unresolvable problem occurred while calculating the upgrade.
Please report this bug against the 'update-manager' package and include the files in /var/log/dist-upgrade/ in the bug report.
Could not calculate the upgrade
An unresolvable problem occurred while calculating the upgrade.
Please report this bug against the 'update-manager' package and include the files in /var/log/ dist-upgrade/ in the bug report.