Please open your terminal, do the following steps to fix this problem:
$ sudo rm /var/lib/apt/lists/ru.archive.ubuntu.com_ubuntu_dists_maverick-updates_universe_binary-amd64_Packages* $ sudo apt-get update
Please open your terminal, do the following steps to fix this problem:
$ sudo rm /var/lib/ apt/lists/ ru.archive. ubuntu. com_ubuntu_ dists_maverick- updates_ universe_ binary- amd64_Packages*
$ sudo apt-get update