The relevant installer output is as follows
Get:1 http://old-releases.ubuntu.com intrepid-updates/multiverse sun-java6-jre 6-14-0ubuntu1.8.10 [6421kB]
Err http://old-releases.ubuntu.com intrepid-updates/multiverse sun-java6-bin 6-14-0ubuntu1.8.10
404 Not Found
Failed to fetch http://old-releases.ubuntu.com/ubuntu/pool/multiverse/s/sun-java6/sun-java6-bin_6-14-0ubuntu1.8.10_i386.deb 404 Not Found
Fetched 6421kB in 14s (444kB/s)
E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?
An error (Exit code 100) occured during the last action
post-install.sh: line 2: /usr/pluto/bin/nvidia-install.sh: No such file or directory
Not really sure what to do about this. Are there any alternative 8.10 mirrors that might be complete?
Attached are my sources.list and (truncated) install output