ltop@e530:~$ sudo apt-get install pastebinit
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?
ltop@e530:~$ su -
Password: 
su: Authentication failure
ltop@e530:~$ sudo apt-get install update
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?