Rake commands aborted

Rake commands aborted / Ruby Rails: I'm pretty sure I should be posting this here, but feel free to correct me i...

I'm pretty sure I should be posting this here, but feel free to correct me if this belongs on something like Superuser. Trying to setup this Ruby/Javascript app https://github.com/jamesu/tubehub - on my freshly formatted Linode. Running: Ubuntu v10.04 LTS, Ruby v1.8.8dev, Rails v3.2.9, SQLite v3.6.22. I appear to be close to successfully installing and launching this app after much troubleshooting, but the last bit I can't figure out yet is the "aborted" errors I get when running the rake commands, as shown in the README documentation. root@li570-120:~/tubehub# rake db:seed rake aborted! /root/tubehub/util.rb:8: undefined (?...) sequence: /^(.*?)((?<!&)#|\#)(.*)$/ /root/tubehub/util.rb:9: undefined (?...) sequence: /(?:\#)(?<!&#)(?:\#)*(.*)$/ /root/tubehub/core.rb:37 /root/tubehub/core.rb:36:in `each' /root/tubehub/core.rb:36 /root/tubehub/Rakefile:2 Tasks: TOP => db:seed ...

Full article: http://stackoverflow.com/questions/13904798/rake-commands...