basuneko/gist:1162627

## gistfile1.rb
price = params[:price]

File.open(Rails.root.join('tmp', 'price.xls'), 'wb') do |file|
  file.write(price.read)
end

book = Spreadsheet.open "#{Rails.root}/tmp/price.xls"
sheet = book.worksheet 0

sheet.each do |row| #this rows throws the "Called id for nil, which would mistakenly be 4..." error
...
end
	price = params[:price]

	File.open(Rails.root.join('tmp', 'price.xls'), 'wb') do \|file\|
	file.write(price.read)
	end

	book = Spreadsheet.open "#{Rails.root}/tmp/price.xls"
	sheet = book.worksheet 0

	sheet.each do \|row\| #this rows throws the "Called id for nil, which would mistakenly be 4..." error
	...
	end