couldn't open software center

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http://askubuntu.com – Unable to open software center, it is getting closed suddenly. I tried to reinstall using sudo apt-get --reinstall software center. I got error as Invalid operation software center. I tried to install eclipse and i got like this. sudo apt-get install eclipse Reading package lists... Error! E: Encountered a section with no Package: header E: Problem with MergeList /var/lib/apt/lists/in.archive.ubuntu.com_ubuntu_dists_precise-updates_main_i18n_Translation-en E: The package lists or status file could not be parsed or opened. (HowTos)