Linked Questions

5
votes
3answers
219 views

Automatically disable a ppa

Is there a way to automatically delete or disable a ppa that does not work anymore? When I do apt-get update I get a lot of error message regarding some ppas that cant be found. I have disabled them ...
0
votes
1answer
763 views

“GPG error” while running “sudo apt-fast update”

One day I found out error messages as below, I don't know what happened, what is a solution to check for fixing, and I need help from you. ............. Err http://ppa.launchpad.net saucy/main amd64 ...
1
vote
0answers
585 views

E: GPG error: http://dl.google.com stable Release: The following signatures were invalid: NODATA 1 NODATA 2 [duplicate]

when i try to update i see this erroIgn http://ppa.launchpad.net quantal InRelease Ign http:*//archive.canonical.com lucid InRelease ...
0
votes
0answers
357 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 ...
0
votes
1answer
286 views

unable to update,It show the following errors.I am using ubuntu 11.10 32 bit in Lenovo Y450 [duplicate]

Possible Duplicate: What is the easiest way to resolve apt-get BADSIG GPG errors? W: GPG error: http://extras.ubuntu.com oneiric Release: The following signatures were invalid: BADSIG ...
2
votes
1answer
100 views

Does changing my Launchpad GPG key require any changes to my PPAs?

I've lost my GPG key which was used to sign my PPA. So, I generated a new key and deactivated old one in Launchpad. Now, I would like to change the key which is used to sign repository. Currently the ...
0
votes
0answers
210 views

I'm a beginner using Ubundu 12.04, I'm getting this error message whenever I try to update manually. Hope somebody will help. Thanks [duplicate]

Possible Duplicate: What is the easiest way to resolve apt-get BADSIG GPG errors? Reading package lists... Done W: A error occurred during the signature verification. The repository is not ...
1
vote
1answer
157 views

Updage Manager considers generic packages as untrusted packages

Update Manager refuses to install updates because it would require installing untrusted packages. However, if I look at the list of so-called untrusted packages, those seem like they should be ...
0
votes
0answers
201 views

BADSIG error while updating [duplicate]

Possible Duplicate: What is the easiest way to resolve apt-get BADSIG GPG errors? I have had too much troubled with this error. I have installed a fresh version of Ubuntu 11.10 and then it ...
1
vote
0answers
164 views

Ubuntu software center says “Ubuntu Software Center is not communicating” [duplicate]

Possible Duplicate: What is the easiest way to resolve apt-get BADSIG GPG errors? when I open the ubuntu software center, it shows nothing and when I close the tab appears a message ...
0
votes
1answer
96 views

Error while upgrading to Ubuntu 13.04

When I tried to upgrade my Ubuntu 12.10: The operation failed E:GPG error: http://az-1.hpcloud.mirror.websitedevops.com quantal Release: The following signatures were invalid: NODATA 1 ...
0
votes
0answers
92 views

Update packges error [duplicate]

Possible Duplicate: What is the easiest way to resolve apt-get BADSIG GPG errors? The exclamation mark at the top appeared and it says that I must update manually. So I clicked check and ...
0
votes
0answers
66 views

problem authenticating some packages [duplicate]

Possible Duplicate: What is the easiest way to resolve apt-get BADSIG GPG errors? I ran sudo apt-get update and got the following error: Reading package lists... Done W: GPG error: ...
1
vote
0answers
57 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 ...
-1
votes
1answer
38 views

error while apt update [duplicate]

W: GPG error: http://deb.opera.com stable InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY E585066A30C18A2B W: Duplicate sources.list entry ...

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