After doing the above, I did the following:
dan@Latitude-E6410:~$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 15.04
Release: 15.04
Codename: vivid
dan@Latitude-E6410:~$ sudo /usr/bin/update-manager
[sudo] password for dan:
and I received a bunch of errors including the following:
Error loading .desktop file /usr/share/applications/kde4/knetattach.desktop:
constructor returned NULL
Error loading .desktop file
/usr/share/app-install/desktop/kde-runtime:kde4__knetattach.desktop:
constructor returned NULL
Error loading .desktop file /usr/share/applications/lubuntu-screenlock.desktop:
constructor returned NULL
Error loading .desktop file /usr/share/applications/lubuntu-logout.desktop:
constructor returned NULL
Error loading .desktop file /usr/share/applications/scid.desktop: constructor
returned NULL
Error loading .desktop file /usr/share/app-install/desktop/scid:scid.desktop:
constructor returned NULL
ERROR:root:Bad upgrade: 'vivid' != 'trusty'
dan@Latitude-E6410:~$
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https://bugs.launchpad.net/bugs/1424426
Title:
not possible to calculate upgrade from T to U with lubuntu-core as the
metapkg
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