try this command from terminal sudo rm /var/cache/apt/archives/lock it may will solve your problem.
-- on trying to install any application receive error: Could not get lock /var/cache/apt/archives/lock - open (11 Resource temporarily unavailable) E: Unable to lock the download directory https://bugs.launchpad.net/bugs/306965 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
