2018-09-19 20:05:55,028 DEBUG none of the '['ubuntu-desktop', 'kubuntu-desktop', 'xubuntu-core', 'xubuntu-desktop', 'ubuntustudio-desktop', 'mythbuntu-desktop', 'kubuntu-netbook', 'lubuntu-core', 'lubuntu-desktop', 'ubuntu-gnome-desktop', 'ubuntu-mate-core', 'ubuntu-mate-cloudtop', 'ubuntu-mate-desktop', 'ubuntukylin-desktop']' meta-pkgs installed
2018-09-19 20:05:55,029 DEBUG guessing 'kubuntu-desktop' as missing meta-pkg
2018-09-19 20:05:55,299 ERROR failed to mark 'kubuntu-desktop' for install (E:Unable to correct problems, you have held broken packages.)
Please try installing kubuntu-desktop and then upgrading the system.
From VarLogDistupgra deMainlog. txt:
2018-09-19 20:05:55,028 DEBUG none of the '['ubuntu-desktop', 'kubuntu-desktop', 'xubuntu-core', 'xubuntu-desktop', 'ubuntustudio- desktop' , 'mythbuntu- desktop' , 'kubuntu-netbook', 'lubuntu-core', 'lubuntu-desktop', 'ubuntu- gnome-desktop' , 'ubuntu-mate-core', 'ubuntu- mate-cloudtop' , 'ubuntu- mate-desktop' , 'ubuntukylin- desktop' ]' meta-pkgs installed
2018-09-19 20:05:55,029 DEBUG guessing 'kubuntu-desktop' as missing meta-pkg
2018-09-19 20:05:55,299 ERROR failed to mark 'kubuntu-desktop' for install (E:Unable to correct problems, you have held broken packages.)
Please try installing kubuntu-desktop and then upgrading the system.