2.0.0-p247 :009 > my_vids
=> <AirVideo Connection: 192.168.2.2:45633>
2.0.0-p247 :010 > my_vids.ls
NotImplementedError: I don't know what to do with the '' identifier
from /Users/wingstonsharon/.rvm/gems/ruby-2.0.0-p247/gems/airvideo-0.0.8/lib/airvideo.rb:352:in `read_identifier'
from /Users/wingstonsharon/.rvm/gems/ruby-2.0.0-p247/gems/airvideo-0.0.8/lib/airvideo.rb:302:in `parse'
from /Users/wingstonsharon/.rvm/gems/ruby-2.0.0-p247/gems/airvideo-0.0.8/lib/airvideo.rb:181:in `block in request'
from /Users/wingstonsharon/.rvm/rubies/ruby-2.0.0-p247/lib/ruby/2.0.0/net/http.rb:852:in `start'
from /Users/wingstonsharon/.rvm/rubies/ruby-2.0.0-p247/lib/ruby/2.0.0/net/http.rb:582:in `start'
from /Users/wingstonsharon/.rvm/gems/ruby-2.0.0-p247/gems/airvideo-0.0.8/lib/airvideo.rb:179:in `request'
from /Users/wingstonsharon/.rvm/gems/ruby-2.0.0-p247/gems/airvideo-0.0.8/lib/airvideo.rb:64:in `ls'
from (irb):10
from /Users/wingstonsharon/.rvm/rubies/ruby-2.0.0-p247/bin/irb:16:in `<main>'
this is the error i'm getting