Linked Questions

0
votes
1answer
29 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 ...
38
votes
2answers
37k 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 ...
0
votes
0answers
19 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
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
16 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 ...
1
vote
1answer
188 views

Too many no_pubkey errors . How to fix?

After some updates few months ago i have these outputs: W: Erro GPG: http://sft.if.usp.br trusty Release: As assinaturas a seguir não puderam ser verificadas devido à chave pública não estar ...
6
votes
2answers
4k 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 ...
1
vote
0answers
60 views

The following signatures couldn't be verified because the public key is not available: NO_PUBKEY

When I look for my error key number 0429ACCAF7AA50B3, it is not in the database, thus I cannot receive or generate anything even none of this did not work: ...
0
votes
1answer
42 views

Remove Webcontent Control

I installed this program to filter the content. It's not quite user friendly and I'd like to remove it completely. I installed and remove through software manager on Ubuntu 12.04. I'm getting red ...
0
votes
1answer
16 views

Cannot find the package to unsinstall it

In a Lubuntu OS someone installed the geosuite now i need to uninstall it becuase when i try to update: sudo apt-get update i get this error: W: GPG error: http://apt.boundlessgeo.com precise ...
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 ...

15 30 50 per page