search for: timesheets_controller

...You have a nil object when you probably didn''t expect it! Odds are you want an instance of Array instead. Look in the callstack to see where you''re working with an object that could be nil. Investigate your methods and make sure the object is what you expect! /app/controllers/timesheets_controller.rb:205:in `export_excel'' script/server:49 Show framework trace c:/ruby/lib/ruby/gems/1.8/gems/actionpack-1.9.1/lib/action_controller/streaming.rb:110:in `send_data'' c:/ruby/lib/ruby/gems/1.8/gems/actionpack-1.9.1/lib/action_controller/base.rb:756:in `send'' c:/ruby/lib/r...