jonathan@jonathan-NC10-N110:~$ sudo apt-get upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: The package libindicator3-7 needs to be reinstalled, but I can't find an archive for it.
jonathan@jonathan-NC10-N110:~$ sudo apt-get update && sudo apt-get upgrade
E: Could not get lock /var/lib/apt/lists/lock - open (11: Resource temporarily unavailable)
E: Unable to lock directory /var/lib/apt/lists/
jonathan@jonathan-NC10-N110:~$