Unable to upgrade from 17.04 to 17.10. Could not calculate the upgrade. An unresolvable problem occurred while calculating the upgrade
51768
Could not calculate the upgrade, what happened?
211
Can I skip over releases when upgrading?
115421
Ubuntu 13.10 to 14.04 Lts does not upgrade, keeps showing error
49161
Upgrade manager wants me to do a partial upgrade
140850
Why does do-release-upgrade on Xubuntu running version 18.04 not offer to update to 20.04.1?
2670
Why is "No new release found" when upgrading from a LTS to the next?
135383
Unable to update my system Ubuntu13.04: Getting message - requires installation of untrusted packages
128471
How do I update from 9.0.10 to 9.1.0?
144507
No facility exists in Update Manager to upgrade to a new version, why?
50810
No upgrade available for 19.04 from 18.10
119218
BRACKETS removed by upgrade to 17.04 and now I can't install it
65099
Unable to install any updates through update manager/apt-get upgrade
43917
What is the difference between apt-get update and upgrade?
30754
Cannot update: "No available releases found"
56282
16.04 LTS upgrade alert- How to handle it?
100135
What does "upgrade to 18.04" mean?
119920
Failed upgrade from Ubuntu 19.10 to 20.04 "Please update the microcode"