gistfile1.txt

** Invoke paperclip:refresh:thumbnails (first_time)
** Invoke environment (first_time)
** Execute environment
** Execute paperclip:refresh:thumbnails
rake aborted!
Must specify CLASS
/home/ubuntu/.gem/ruby/2.1.0/gems/paperclip-3.5.4/lib/tasks/paperclip.rake:7:in `obtain_class'
/home/ubuntu/.gem/ruby/2.1.0/gems/paperclip-3.5.4/lib/tasks/paperclip.rake:41:in `block (3 levels) in <top (required)>'
/home/ubuntu/.gem/ruby/2.1.0/gems/rake-11.1.2/lib/rake/task.rb:248:in `call'
/home/ubuntu/.gem/ruby/2.1.0/gems/rake-11.1.2/lib/rake/task.rb:248:in `block in execute'
/home/ubuntu/.gem/ruby/2.1.0/gems/rake-11.1.2/lib/rake/task.rb:243:in `each'
/home/ubuntu/.gem/ruby/2.1.0/gems/rake-11.1.2/lib/rake/task.rb:243:in `execute'
/home/ubuntu/.gem/ruby/2.1.0/gems/bugsnag-4.1.0/lib/bugsnag/rake.rb:12:in `execute_with_bugsnag'
/home/ubuntu/.gem/ruby/2.1.0/gems/rake-11.1.2/lib/rake/task.rb:187:in `block in invoke_with_call_chain'
/home/ubuntu/.rbenv/versions/2.1.5/lib/ruby/2.1.0/monitor.rb:211:in `mon_synchronize'
/home/ubuntu/.gem/ruby/2.1.0/gems/rake-11.1.2/lib/rake/task.rb:180:in `invoke_with_call_chain'
/home/ubuntu/.gem/ruby/2.1.0/gems/rake-11.1.2/lib/rake/task.rb:173:in `invoke'
/home/ubuntu/.gem/ruby/2.1.0/gems/rake-11.1.2/lib/rake/application.rb:150:in `invoke_task'
/home/ubuntu/.gem/ruby/2.1.0/gems/rake-11.1.2/lib/rake/application.rb:106:in `block (2 levels) in top_level'
/home/ubuntu/.gem/ruby/2.1.0/gems/rake-11.1.2/lib/rake/application.rb:106:in `each'
/home/ubuntu/.gem/ruby/2.1.0/gems/rake-11.1.2/lib/rake/application.rb:106:in `block in top_level'
/home/ubuntu/.gem/ruby/2.1.0/gems/rake-11.1.2/lib/rake/application.rb:115:in `run_with_threads'
/home/ubuntu/.gem/ruby/2.1.0/gems/rake-11.1.2/lib/rake/application.rb:100:in `top_level'
/home/ubuntu/.gem/ruby/2.1.0/gems/rake-11.1.2/lib/rake/application.rb:78:in `block in run'
/home/ubuntu/.gem/ruby/2.1.0/gems/rake-11.1.2/lib/rake/application.rb:176:in `standard_exception_handling'
/home/ubuntu/.gem/ruby/2.1.0/gems/rake-11.1.2/lib/rake/application.rb:75:in `run'
/home/ubuntu/.gem/ruby/2.1.0/gems/rake-11.1.2/bin/rake:33:in `<top (required)>'
/home/ubuntu/.gem/ruby/2.1.0/bin/rake:23:in `load'
/home/ubuntu/.gem/ruby/2.1.0/bin/rake:23:in `<top (required)>'
/home/ubuntu/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.13.7/lib/bundler/cli/exec.rb:74:in `load'
/home/ubuntu/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.13.7/lib/bundler/cli/exec.rb:74:in `kernel_load'
/home/ubuntu/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.13.7/lib/bundler/cli/exec.rb:27:in `run'
/home/ubuntu/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.13.7/lib/bundler/cli.rb:332:in `exec'
/home/ubuntu/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.13.7/lib/bundler/vendor/thor/lib/thor/command.rb:27:in `run'
/home/ubuntu/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.13.7/lib/bundler/vendor/thor/lib/thor/invocation.rb:126:in `invoke_command'
/home/ubuntu/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.13.7/lib/bundler/vendor/thor/lib/thor.rb:359:in `dispatch'
/home/ubuntu/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.13.7/lib/bundler/cli.rb:20:in `dispatch'
/home/ubuntu/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.13.7/lib/bundler/vendor/thor/lib/thor/base.rb:440:in `start'
/home/ubuntu/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.13.7/lib/bundler/cli.rb:11:in `start'
/home/ubuntu/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.13.7/exe/bundle:34:in `block in <top (required)>'
/home/ubuntu/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.13.7/lib/bundler/friendly_errors.rb:100:in `with_friendly_errors'
/home/ubuntu/.rbenv/versions/2.1.5/lib/ruby/gems/2.1.0/gems/bundler-1.13.7/exe/bundle:26:in `<top (required)>'
/home/ubuntu/.rbenv/versions/2.1.5/bin/bundle:23:in `load'
/home/ubuntu/.rbenv/versions/2.1.5/bin/bundle:23:in `<main>'
Tasks: TOP => paperclip:refresh:thumbnails