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software-center package

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

Asked by James Gunther

W: GPG error: http://ppa.launchpad.net lucid Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY FBB49579B75FECB0

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Wyatt Smith (wyatt-smith) said : 		#1

Please check and verify the complete address to the PPA that you are trying to add. The address listed is your question is incomplete.

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marcobra (Marco Braida) (marcobra) said : 		#2

How to add gpg repository keys

To add your keys, please try this:

Open a Terminal press ctrl +alt + t and type or better copy and paste a row a time then press enter:
(if the system ask you a password give your user password, you will not see nothing when you type it, then press enter)

sudo apt-key adv --recv-keys --keyserver keyserver.ubuntu.com FBB49579B75FECB0

Then type: (when the system ask you a password give your user password, you will not see nothing when you type it, then press enter)

sudo apt-get update
sudo apt-get dist-upgrade

to update your system.

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