Linked Questions

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1answer
20 views

14.04 - GPG error, public key not available

apt-get update returns: 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 D46F45428842CE5E i've ...
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0answers
81 views

Cannot remove codeblocks using apt-get - Ubuntu 14.04

Whenever I try to run sudo apt-get remove codeblocks I am met with this message: The following packages have unmet dependencies: codeblocks-contrib : Depends: libgamin0 but it is not going to be ...
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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 ...
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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 ...
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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 ...
2
votes
1answer
330 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 ...
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0answers
22 views

Unity Player for Ubuntu 14.04 installation hiccup

I am trying to set up Unity player for mozilla, so I followed the these instructions. How to install unity web player on Ubuntu 14.04? However when I tried "sudo apt-get update" I get... W: GPG ...
3
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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
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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 ...

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