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E: Could not get lock /var/lib/apt/lists/lock - open (11: Resource temporarily unavailable)
E: Unable to lock directory /var/lib/apt/lists/
E: Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily unavailable)
E: Unable to lock the administration directory (/var/lib/dpkg/), is another process using it?
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marked as duplicate by Thomas W., Eric Carvalho, Basharat Sialvi, Kevin Bowen, user68186 May 28 '13 at 17:10

This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.

    
swathi gaaru , are you trying with sudo ? – Raja Apr 29 '13 at 13:34

open your terminal with CTRL+ ALT+T and paste these commands one-by-one.

    sudo rm -rf /var/lib/apt/lists/lock
    sudo rm -rf /var/lib/dpkg/lock
    sudo apt-get install synaptic

hope that helps.

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