lib/tasks/export.rake in open_conference_ware-1.0.0.pre3 vs lib/tasks/export.rake in open_conference_ware-1.0.0.pre4

@@ -58,10 +58,10 @@
       event = ENV['EVENT'].nil? ? OpenConferenceWare::Event.current : OpenConferenceWare::Event.find_by_slug(ENV['EVENT'])
       CSV.open('session_cards.csv','w') do |csv|
         csv << %w(room start_time title speakers)
         event.proposals.confirmed.order('start_time ASC').each do |session|
           row = []
-          row << session.room.ergo.name
+          row << (session.room ? session.room.name : '')
           row << session.start_time.strftime("%A, %B %d, %I:%M%p")
           row << session.title
           row << session.users.map{|u| u.fullname}.join(', ')
           csv << row
         end