Linked Questions

40
votes
2answers
39k views

GPG error: The following signatures couldn't be verified because the public key is not available [duplicate]

Possible Duplicate: How do I fix the GPG error “NO_PUBKEY”? after sudo apt-get update I get this error: W: GPG error: http://archive.hivemind.me all Release: The following signatures ...
20
votes
1answer
35k views

How to fix GPG in updater [duplicate]

I have asked this question before, but it was closed as a "duplicate." I can assure you that my scenario is original, as it does not refer to third party PPA's. I am having GPG problems with system ...
7
votes
1answer
11k views

Apt-get update error: http://extras.ubuntu.com Public key unavailable [duplicate]

GPG error: http://extras.ubuntu.com natty Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 16126D3A3E5C1192 I think I selected to ...
3
votes
3answers
5k views

gpgkeys: key C927EBE00F1B0520 not found on keyserver [duplicate]

Possible Duplicate: How do I fix the GPG error “NO_PUBKEY”? I am using 10.04 LTS - the Lucid Lynx, I shutdown the computer while one software updates running. Then after i ...
0
votes
2answers
4k views

Signatures not verified [duplicate]

These are the signature errors that persist after I tried several fixes mentioned on the Internet W: GPG error: http://deb.opera.com stable InRelease: The following signatures couldn't be verified ...
3
votes
2answers
4k views

GPG “NO_PUBKEY” errors for Libreoffice and Mozilla PPAs [duplicate]

Possible Duplicate: How do I fix the GPG error “NO_PUBKEY”? Ever since installing Ubuntu 11.10, I've been having trouble adding PPAs to my Software Sources. In the past I could ...
3
votes
0answers
5k views

How to fix W: GPG error:… NO_PUBKEY? [duplicate]

Possible Duplicate: How do I fix the GPG error “NO_PUBKEY” without terminal? I get this message when I use Update-Manager: W: GPG error: http://ppa.launchpad.net lucid Release: ...
0
votes
0answers
3k views

GPG error while doing sudo apt-get update [duplicate]

W: GPG error: http://apt.newrelic.com newrelic Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY B31B29E5548C16BF W: Failed to fetch ...
1
vote
0answers
3k views

NO_PUBKEY and BADSIG signature errors when updating [duplicate]

Possible Duplicate: How do I fix the GPG error “NO_PUBKEY”? I am unable to update my ubuntu 11.10 and this what appears on my terminal Ign http://ppa.launchpad.net oneiric ...
2
votes
1answer
672 views

Public key is messing? [duplicate]

I get this error when I update the system: W: GPG error: http://ppa.launchpad.net trusty Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY ...
0
votes
1answer
2k views

Can't get rid of GPG-error: http://download.opensuse.org [duplicate]

I have been googling for hours trying to find a way to get rid of the annoying gpg-error referring to the link below. W: GPG error: http://download.opensuse.org Release: The following signatures ...
1
vote
1answer
1k views

Error while updating via terminal [duplicate]

Possible Duplicate: How do I fix the GPG error “NO_PUBKEY”? (Translation) Having problems when I update the system via the terminal: sudo apt-get update W: GPG error: ...
1
vote
0answers
2k views

How do I fix the error below that I get when I try to update Ubuntu 11.10? [duplicate]

Possible Duplicate: How do I fix the GPG error “NO_PUBKEY”? This website wouldn't let me post the links so I replaced them with (LINK). Which is kind of stupid because I would ...
0
votes
1answer
2k views

Failed to fetch http://extras.ubuntu.com/ubuntu/dists/raring/Release ubuntu 13.04 [duplicate]

I have some errors while run sudo apt-get update. How do I solve this ? Thank you. W: A error occurred during the signature verification. The repository is not updated and the previous index files ...
4
votes
0answers
746 views

W: GPG error: http://ppa.launchpad.net lucid Release: [duplicate]

Possible Duplicate: How do I fix the GPG error “NO_PUBKEY” without terminal? After i run sudo aptitude update i get the below error: W: GPG error: http://ppa.launchpad.net ...
0
votes
1answer
676 views

Strange error when trying to update my system [duplicate]

Possible Duplicate: How do I fix the GPG error “NO_PUBKEY”? I try to do sudo apt-get update and I get the following error message: W: GPG error: http://www.openprinting.org lsb3.2 ...
0
votes
0answers
601 views

Partial upgrade: problems authenticating packages [duplicate]

Possible Duplicate: What is the easiest way to resolve apt-get BADSIG GPG errors? How do I fix the GPG error “NO_PUBKEY”? What can I do when my update package manager throws ...
2
votes
1answer
381 views

Update error message [duplicate]

W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://repository.spotify.com stable InRelease: The ...
0
votes
2answers
371 views

Installing medibuntu fails [duplicate]

Possible Duplicate: How do I fix the GPG error “NO_PUBKEY”? I'm trying to install Medibuntu following the instructions from Medibuntu site, I paste in the terminal: sudo -E ...
1
vote
1answer
426 views

Update Manager error 12.04 [duplicate]

Possible Duplicate: How do I fix the GPG error “NO_PUBKEY”? I'm using Ubuntu 12.04. When attempting to run my Update Manager, it doesn't allow any of the updates to be loaded. Under ...
0
votes
1answer
170 views

Not able to update [duplicate]

Possible Duplicate: How do I fix the GPG error “NO_PUBKEY”? I am new to Ubuntu and am having troubles Updating. Here is the error I'm receiving: W:GPG error: ...
0
votes
1answer
204 views

Strange GPG error. apt-get doesn't work anymore [duplicate]

If I run anything apt-get related, I get this error: W: GPG error: http://ppa.launchpad.net precise Release: The following signatures couldn't be verified because the public key is not available: ...
0
votes
2answers
130 views

Software Updater problem in 12.10 [duplicate]

the problem that I have been reviving is W:GPG error: http://ppa.launchpad.net quantal Release: The following signatures couldn't be verified because the public key is not available: ...
0
votes
1answer
97 views

I'm getting a gpg error [duplicate]

I'm getting a gpg error: http://ppa.launchpad.net precise Release: the following signatures couldn't be verified because the public key is not available : NO_PUBKEY 5A9A06AEF9C8DB0 This came ...
-1
votes
2answers
120 views

Package manager errors on my ubuntu [duplicate]

I have this issues with my ubuntu apt-get update http://pastebin.com/embed_js.php?i=Ex18v2Ku ubilli@ubilli-pc ~> sudo apt-get update [sudo] password for ubilli: Ign http://ppa.launchpad.net ...
1
vote
0answers
96 views

GPG error KEYEXPIRED when using sudo apt-get update (Ubuntu 15.04) [duplicate]

Reading package lists... Done W: GPG error: http://deb.opera.com stable InRelease: The following signatures were invalid: KEYEXPIRED 1435908620 KEYEXPIRED 1435908620 KEYEXPIRED 1435908620 The ...
0
votes
1answer
56 views

Error message W: GPG error [duplicate]

After updating my system as usual from the terminal it goes on fetching updates but at last it shows the following messages. What does it mean and how do I fix the red icon. Actually to fix the red ...
0
votes
1answer
43 views

I have a problem about updating in terminal [duplicate]

Here is the link, please help me what it means below: http://ppa.launchpad.net precise Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY ...
0
votes
0answers
32 views

Could not run sudo apt-get update [duplicate]

Every time I run sudo apt-get update, I get this error: W: GPG error: https://download.01.org Ubuntu Release: The following signatures couldn't be verified because the public key is not available: ...
0
votes
0answers
26 views

Can't update or install software [duplicate]

I'm am brand new to Ubuntu. I cannot update software or download software such as Wine. I get a message that says Failed to download repository information. Check internet connection. But I have an ...
2
votes
0answers
26 views

Spotify update error message stops updates from occurring [duplicate]

Possible Duplicate: How do I fix the GPG error “NO_PUBKEY”? After todays update, I restarted my system and got this message: When I check for updates it says that there are ...
0
votes
0answers
26 views

Refreshing package list fails with “public key is not available” [duplicate]

This error comes when I try to run sudo apt-get update W: GPG error: http://ppa.launchpad.net trusty Release: The following signatures couldn't be verified because the public key is not available: ...
0
votes
0answers
17 views

The following signatures couldn't be verified because the public key is not available [duplicate]

I opened up the terminal typed sudo apt-get update and after it finished I got this GPG error: <W: GPG error: http://repository.spotify.com stable InRelease: The following signatures couldn't be ...
0
votes
0answers
16 views

Ubuntu 14.10 Utopic Update Error [duplicate]

I recently upgraded to Ubuntu 14.10 Utopic & ran the "Intel Graphics Installer for Linux" to upgrade the driver. Now after running the updater I get this : "W: GPG error: https://download.01.org ...
3
votes
0answers
13 views

GPG Error when I try to update to 15.04 [duplicate]

GPG error: http://ppa.launchpad.net vivid Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 09589874801DF724
0
votes
0answers
11 views

I keep getting the GPG error, I've tried almost all the solutions but none are working in my case [duplicate]

W: GPG error: http://ubuntu.ntc.net.np utopic Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5 NO_PUBKEY 3B4FE6ACC0B21F32 W: ...
0
votes
0answers
9 views

Error in Ubuntu Gnome 15.04 repository list [duplicate]

I'm having problem updating my repository list in Ubuntu Gnome 15.4 : Baixados 4.665 B em 1min 39s (46 B/s) Lendo listas de pacotes... Pronto W: Erro GPG: http://archive.canonical.com vivid ...
65
votes
10answers
134k views

How to fix missing GPG keys?

I have just installed Ubuntu 12.04 and I added some repo and when apt-get update i got missing gpg key. Following command seems to doesn't work for me: apt-get update 2> /tmp/keymissing; for key ...
83
votes
3answers
78k views

How do I deal with “unauthenticated sources” errors in the Software Center?

Any install that I'm trying through the Software Center is telling me: Requires installation of untrusted packages: The action would require the installation of packages from not authenticated ...
63
votes
9answers
52k views

What's the difference between Wubi and a regular “alongside Windows” installation?

At this time, Wubi does not work with Windows 8 default boot-loader. Thus at this point Wubi would not work on a new Windows 8 machine. Citation fom WubiGuide Question Recently I've learned ...
58
votes
4answers
83k views

Requires installation of untrusted packages?

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, and finally came upon a suggestion that ...
20
votes
1answer
29k views

W: GPG error: http://ppa.launchpad.net precise Release: The following signatures couldn't be verified because the public key is not available:

I get the following error when i do sudo apt-get update W: GPG error: http://ppa.launchpad.net precise Release: The following signatures couldn't be verified because the public key is not available: ...
9
votes
1answer
25k views

GPG ERROR NO_PUBKEY : WARNING: The following packages cannot be authenticated! [closed]

I have just stared to receive some strange errors regarding GPG keys. Namely I have just added ppa:ubuntu-toolchain-r/test and wanted to update and after that I got this: W: GPG error: ...
5
votes
2answers
2k views

Where can I get “DA360C64005E0276” public key for “ppa.launchpad.net maverick Release”?

When I apt-get update I get the following error: W: GPG error: http://ppa.launchpad.net maverick Release: The following signatures couldn't be verified because the public key is not available: ...
7
votes
2answers
5k views

GPG error, signatures public key not available TRIED A LOT

apt-get update returns : W: GPG error: http://pl.archive.ubuntu.com trusty Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5 ...
5
votes
3answers
4k views

Update information is outdated

How can I fix my update problem. I am using Maverick 10.10 and update daily, however I get the warning triangle that tells me that the update information is outdated. After I perform an update it ...
0
votes
4answers
9k views

Update Manager Not working Fail to Download Repository Information

When I try to update, I get this error: Failed to Download your repository information Check your internet connection W:GPG error: http ://ppa.launchpad.net oneiric Release: The following ...
7
votes
1answer
1k views

Error authenticating some packages while upgrade

When I try to upgrade my ubuntu 13.04 to 13.10, it gives the following error: It was not possible to authenticate some packages. This may be a transient network problem. You may want to try again ...

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