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4 votes
Accepted

AppCentre fails to fetch updates; sudo apt update gives several errors

It looks as though something has replaced the version codename incorrectly in your apt source files (i.e. /etc/apt/sources.list and the other files in /etc/apt/sources.list.d/) It is likely that some ...
David Hewitt's user avatar
  • 1,429
4 votes
Accepted

package sources and mirror servers in loki

I found out that you can get back the update manager by installing software properties: sudo apt update sudo apt install software-properties-gtk This will allow you to choose the sources and servers,...
deesnook's user avatar
  • 944
3 votes

Juno sources - no release file

I fix this replacing juno for bionic on /etc/apt/sources.list.d/appcenter.list /etc/apt/sources.list.d/patches.list /etc/apt/sources.list.d/elementary.list to find this list of files you can use ...
ikenshu's user avatar
  • 135
3 votes
Accepted

How do I resolve GPG NO_PUBKEY errors?

sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys <PUBKEY> where <PUBKEY> is 1F3045A5DF7587C3 in this scenario.
Lewis Goddard's user avatar
  • 4,939
1 vote
Accepted

AppCenter shows fewer apps in secondary administrator session. How to synchronize sources?

I somehow found the reason of the discrepancy between the 2 appcenter when reading a little phrase on https://flatpak.org/setup/elementary%20OS Note: After installing one app from a remote like ...
Dom's user avatar
  • 64
1 vote

elementary OS flatpak repository

Not yet. All curated apps for AppCenter are currently built as .deb packages. There is a plan to work on moving them all to Flatpak. But this work hasn't been completed yet, mostly due to the fact ...
David Hewitt's user avatar
  • 1,429
1 vote

How do I resolve GPG NO_PUBKEY errors?

I had the same issue but on Debian 8... assuming that your skypeforlinux repo is setup in /etc/apt/sources.list.d/skype-stable.list Use the following to fix it: dpkg -s apt-transport-https > /...
Carel's user avatar
  • 11
1 vote
Accepted

Loki Broken dependencies. Not sure how to fix (Sudo apt-get install -f won't help)

The error message says there is no more space on the disk. Try to remove some packages or delete other files before running apt-get autoremove or install.
lemonslice's user avatar
  • 4,512
1 vote
Accepted

What does this error mean? ("Ignoring file '20auto-upgrades.ucf-dist'")

Actually this is only a warning about a file that has been renamed: you should either delete (move, backup) if you do not want its contents to be interpreted by apt or rename it (without .ucf-dist in ...
lemonslice's user avatar
  • 4,512
1 vote

How to show the support status of packages in freya?

While what you saw was likely a bug and I'm on Loki (the next release) and unable to check this in Freya, I think there are a few things worth clarifying. While elementary OS is based on Ubuntu Long ...
wolf's user avatar
  • 4,324

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