NoMethodError: undefined method `body' for nil:NilClass

[cheenwe]

it work in development
but wrong in production

gem:

sidekiq 4.1.0
delayed_paperclip (2.9.1)
paperclip (4.3.5)

my config:

  # has_attached_file :avatar, styles: { thumb: "50x50#", medium: "100x100#", square: "200x200#" }, default_url: "#{Paperclip::Attachment.default_options[:fog_host]}/avatars/:style/missing.png"

  # process_in_background :avatar, only_process: [:thumb, :medium, :square]