root@sanctuary:~# sudo aptitude -y install adept Reading package lists... Done Building dependency tree Reading state information... Done Initializing package states... Done Building tag database... Done The following packages have been kept back: sun-java6-jre 0 packages upgraded, 0 newly installed, 0 to remove and 1 not upgraded. Need to get 0B of archives. After unpacking 0B will be used. Writing extended state information... Error! E: I wasn't able to locate a file for the sun-java6-jre package. This might mean you need to manually fix this package. (due to missing arch) E: Couldn't lock list directory..are you root?