scraper.rb:38:in `block in scrape_table': undefined method `inner_text' for nil:NilClass (NoMethodError)
from /app/vendor/bundle/ruby/1.9.1/gems/nokogiri-1.5.0/lib/nokogiri/xml/node_set.rb:239:in `block in each'
from /app/vendor/bundle/ruby/1.9.1/gems/nokogiri-1.5.0/lib/nokogiri/xml/node_set.rb:238:in `upto'
from /app/vendor/bundle/ruby/1.9.1/gems/nokogiri-1.5.0/lib/nokogiri/xml/node_set.rb:238:in `each'
from scraper.rb:13:in `scrape_table'
from scraper.rb:52:in `scrape_and_follow_next_link'
from scraper.rb:80:in `<main>'