Thank you for the log file. This appears to be related to bug 582713. Checking the notes you pasted, the following errors are present:
Reading package lists... Done W: GPG error: http://archive.canonical.com karmic Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5 W: GPG error: http://gr.archive.ubuntu.com karmic Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5 W: GPG error: http://gr.archive.ubuntu.com karmic-updates Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5 W: GPG error: http://gr.archive.ubuntu.com karmic-security Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5 W: GPG error: http://gr.archive.ubuntu.com karmic-proposed Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5 W: GPG error: http://gr.archive.ubuntu.com karmic-backports Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 40976EAF437D05B5 Please try the following in a terminal: sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 437D05B5 give your user password when requested, you don't see nothing when you type it, then press enter. Then type: sudo apt-get update This should update the signing key and allow the system to run those updates. ** Changed in: apt (Ubuntu) Status: New => Incomplete -- can not install and update programs https://bugs.launchpad.net/bugs/524720 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
