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Updates in my system are not getting installed..

sudo apt-get install is giving the following error:-

W: GPG error: http://archive.cloudera.com precise-cdh4 Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 327574EE02A818DD

Update Manager is showing different error as shown in ScreenShot enter image description here

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1 Answer 1

up vote 2 down vote accepted

Open a terminal and add the missing key with below command

sudo apt-key adv --recv-key --keyserver keyserver.ubuntu.com 327574EE02A818DD

Then run

sudo apt-get update
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thanks a ton for your valuable help :D –  vipin8169 Nov 8 '12 at 9:55

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