Linked Questions
18 questions linked to/from Requires installation of untrusted packages?
8
votes
4
answers
26k
views
Update manager won't install from un-authenticated sources [duplicate]
My update manager shows updates available. When I click on install updates it shows the following and does not update.
The action would require the installation of packages from not authenticated ...
6
votes
3
answers
5k
views
Can't install vlc and other software : packages not coming from authenticated sources [duplicate]
After installing Ubuntu 11.10 last week I couldn't install any mp3 or videoplayers such as vlc or any others. They show me something about a failure to install packages, and when I click on details I ...
0
votes
1
answer
2k
views
My system update requires installation of untrusted packages [duplicate]
I'm trying to install the latest updates from my software manager and it wants me to install untrusted packages? Should I install the packages, if so, how? It just says it requires the untrusted ...
1
vote
0
answers
3k
views
The action would require the installation of packages from not authenticated sources [duplicate]
× 5207
The action would require the installation of packages from not authenticated sources.
mplayer-gui mplayer-skins
from the ubuntu software center
I could not watch any .AVI without it, and ...
0
votes
1
answer
393
views
How do I install Skype on Ubuntu 13.04? - solution found? [duplicate]
I am getting the following error message from the Ubuntu software centre when trying to install Skype for Linux on my Ubuntu 13.04 64 but system:
Requires installation of untrusted package :
gcc-4.7-...
1
vote
1
answer
296
views
Issue to download Libreoffice Base bibliography tool [duplicate]
Good evening!
I want to create a bibliography for a thesis but I can't download the related Libreoffice tool because the necessary package is untrusted for my computer. Each time I try I get the ...
0
votes
1
answer
193
views
Why am I unable to update from Software Updater? [duplicate]
I am unable to update through software updater. After clicking install now, it shows "requires installation from untrusted package".
Then there is two options: Settings and OK.
I click OK but the ...
0
votes
1
answer
60
views
Ubuntu Software Installation [duplicate]
Hi, I am trying to install uget and I get this error message "This requires installing packages from unathenticated sources" and there are only two options. Ok and Repair, and even if i click both ...
-1
votes
1
answer
30
views
whats the solution of ubuntu software center [duplicate]
I tried installing VLC Player yesterday, and I got the Requires installation of untrusted packages error. I searched for hours for a solution to this problem whats the solution? pleas
615
votes
15
answers
1.2m
views
How do I fix the GPG error "NO_PUBKEY"?
I added some extra repositories with the Software Sources program. But when I reload the package database, I get an error like the following:
W: GPG error: http://ppa.launchpad.net trusty InRelease:...
68
votes
7
answers
143k
views
"Require Installation Of Untrusted Packages" while upgrading with the update manager
It didn't fixed the error. So, how do I fix my GUI update?
For every software I have to install it from command line because I got same error when install software from Ubuntu Software Center.
6
votes
2
answers
29k
views
Not able to install software on Ubuntu 12.10 [duplicate]
I am newbie with Ubuntu.I am trying to download Okular pdf reader from Software Center but I am getting some error.
At first it was asking for installation of packages from not authenticated source,...
2
votes
1
answer
5k
views
Can't install linux headers
I keep getting an error:
E:The package linux-headers-3.5.0-31-generic needs to be reinstalled, but I can't find an archive for it.
I have searched everywhere for this error and how to fix it but ...
1
vote
2
answers
3k
views
Update manager will not update due to authentication error
I press 'Install Updates' and then it will say
Requires installation of untrusted packages
The action would require the installation of packages from not authenticated sources.
then it will ...
0
votes
1
answer
2k
views
Can't install updates
I'm pretty new to ubuntu, I started using it about a month ago, and ever since I installed it I haven't been able to install updates. When I go to System Settings>details>install updates, it shows me ...
0
votes
1
answer
465
views
software install issue with package manager [duplicate]
My OS is Ubuntu 13.04
Recently something had happened with Pacakage Manager and its giving issues when i try install some software.
If i try to install from Ubuntu Software Center, it says
...
1
vote
1
answer
149
views
update cannot be done by update manager
I am a new Ubuntu user.12.04(32 bit ) version.I not update Ubuntu for 1 month. Now when I want to update using terminal sudo apt-get update then shows that:
reading package list done.....
:GPG error: ...
1
vote
0
answers
75
views
Updates requires installation of untrusted packages [duplicate]
I tried updating using update manager and I got error saying requires installation of untrusted package.
I tried typing get update and get upgrade command in terminal but no avail.
but following ...