Ubuntu
update-manager package

  1. Bug #24061
  2. Comment #30

Comment 30 for bug 24061

Revision history for this message
Emmanuel Irizarry (emmanuelirizarry1) wrote : Re: GPG error with apt-get (BADSIG 40976EAF437D05B5)

Guys...I have a problem with my update manager. I'm a new ubuntu user. Right now I'm having this error and I can't update my OS:

Fetched 422kB in 8s (50.6kB/s)
W: GPG error: http://archive.canonical.com hardy Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5
W: GPG error: http://packages.medibuntu.org hardy Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 2EBC26B60C5A2783
W: GPG error: http://archive.ubuntu.com hardy Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5
W: GPG error: http://us.archive.ubuntu.com hardy Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5
W: GPG error: http://us.archive.ubuntu.com hardy-updates Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5
W: GPG error: http://us.archive.ubuntu.com hardy-backports Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5
W: GPG error: http://us.archive.ubuntu.com hardy-security Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5
W: GPG error: http://us.archive.ubuntu.com hardy-proposed Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5
W: Failed to fetch file:/var/cache/prevu/hardy-debs/./Packages.gz File not found

E: Some index files failed to download, they have been ignored, or old ones used instead.