etopit46
Joined: 22 Apr 2008
Posts: 1
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 Upload Problem
Hey,
This tutorial seems great, and is exactly what I'm trying to figure out. Unfortunately, every time I try to upload something using the form I have created I get this error:
NoMethodError in UploadController#uploadFile
You have a nil object when you didn't expect it!
You might have expected an instance of ActiveRecord::Base.
The error occurred while evaluating nil.[]
RAILS_ROOT: C:/rails/upload
Application Trace | Framework Trace | Full Trace
app/controllers/upload_controller.rb:6:in `uploadFile'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:1158:in `send'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:1158:in `perform_action_without_filters'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/filters.rb:697:in `call_filters'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/filters.rb:689:in `perform_action_without_benchmark'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/benchmarking.rb:68:in `perform_action_without_rescue'
c:/rails/lib/ruby/1.8/benchmark.rb:293:in `measure'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/benchmarking.rb:68:in `perform_action_without_rescue'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/rescue.rb:199:in `perform_action_without_caching'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/caching.rb:678:in `perform_action'
c:/rails/lib/ruby/gems/1.8/gems/activerecord-2.0.2/lib/active_record/connection_adapters/abstract/query_cache.rb:33:in `cache'
c:/rails/lib/ruby/gems/1.8/gems/activerecord-2.0.2/lib/active_record/query_cache.rb:8:in `cache'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/caching.rb:677:in `perform_action'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:524:in `send'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:524:in `process_without_filters'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/filters.rb:685:in `process_without_session_management_support'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/session_management.rb:123:in `process'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:388:in `process'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:171:in `handle_request'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:115:in `dispatch'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:126:in `dispatch_cgi'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:9:in `dispatch'
c:/rails/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/webrick_server.rb:112:in `handle_dispatch'
c:/rails/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/webrick_server.rb:78:in `service'
c:/rails/lib/ruby/1.8/webrick/httpserver.rb:104:in `service'
c:/rails/lib/ruby/1.8/webrick/httpserver.rb:65:in `run'
c:/rails/lib/ruby/1.8/webrick/server.rb:173:in `start_thread'
c:/rails/lib/ruby/1.8/webrick/server.rb:162:in `start'
c:/rails/lib/ruby/1.8/webrick/server.rb:162:in `start_thread'
c:/rails/lib/ruby/1.8/webrick/server.rb:95:in `start'
c:/rails/lib/ruby/1.8/webrick/server.rb:92:in `each'
c:/rails/lib/ruby/1.8/webrick/server.rb:92:in `start'
c:/rails/lib/ruby/1.8/webrick/server.rb:23:in `start'
c:/rails/lib/ruby/1.8/webrick/server.rb:82:in `start'
c:/rails/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/webrick_server.rb:62:in `dispatch'
c:/rails/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/commands/servers/webrick.rb:66
c:/rails/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in `gem_original_require'
c:/rails/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in `require'
c:/rails/lib/ruby/gems/1.8/gems/activesupport-2.0.2/lib/active_support/dependencies.rb:496:in `require'
c:/rails/lib/ruby/gems/1.8/gems/activesupport-2.0.2/lib/active_support/dependencies.rb:342:in `new_constants_in'
c:/rails/lib/ruby/gems/1.8/gems/activesupport-2.0.2/lib/active_support/dependencies.rb:496:in `require'
c:/rails/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/commands/server.rb:39
c:/rails/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in `gem_original_require'
c:/rails/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in `require'
script/server:3
app/controllers/upload_controller.rb:6:in `uploadFile'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:1158:in `send'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:1158:in `perform_action_without_filters'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/filters.rb:697:in `call_filters'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/filters.rb:689:in `perform_action_without_benchmark'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/benchmarking.rb:68:in `perform_action_without_rescue'
c:/rails/lib/ruby/1.8/benchmark.rb:293:in `measure'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/benchmarking.rb:68:in `perform_action_without_rescue'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/rescue.rb:199:in `perform_action_without_caching'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/caching.rb:678:in `perform_action'
c:/rails/lib/ruby/gems/1.8/gems/activerecord-2.0.2/lib/active_record/connection_adapters/abstract/query_cache.rb:33:in `cache'
c:/rails/lib/ruby/gems/1.8/gems/activerecord-2.0.2/lib/active_record/query_cache.rb:8:in `cache'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/caching.rb:677:in `perform_action'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:524:in `send'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:524:in `process_without_filters'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/filters.rb:685:in `process_without_session_management_support'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/session_management.rb:123:in `process'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/base.rb:388:in `process'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:171:in `handle_request'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:115:in `dispatch'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:126:in `dispatch_cgi'
c:/rails/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:9:in `dispatch'
c:/rails/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/webrick_server.rb:112:in `handle_dispatch'
c:/rails/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/webrick_server.rb:78:in `service'
c:/rails/lib/ruby/1.8/webrick/httpserver.rb:104:in `service'
c:/rails/lib/ruby/1.8/webrick/httpserver.rb:65:in `run'
c:/rails/lib/ruby/1.8/webrick/server.rb:173:in `start_thread'
c:/rails/lib/ruby/1.8/webrick/server.rb:162:in `start'
c:/rails/lib/ruby/1.8/webrick/server.rb:162:in `start_thread'
c:/rails/lib/ruby/1.8/webrick/server.rb:95:in `start'
c:/rails/lib/ruby/1.8/webrick/server.rb:92:in `each'
c:/rails/lib/ruby/1.8/webrick/server.rb:92:in `start'
c:/rails/lib/ruby/1.8/webrick/server.rb:23:in `start'
c:/rails/lib/ruby/1.8/webrick/server.rb:82:in `start'
c:/rails/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/webrick_server.rb:62:in `dispatch'
c:/rails/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/commands/servers/webrick.rb:66
c:/rails/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in `gem_original_require'
c:/rails/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in `require'
c:/rails/lib/ruby/gems/1.8/gems/activesupport-2.0.2/lib/active_support/dependencies.rb:496:in `require'
c:/rails/lib/ruby/gems/1.8/gems/activesupport-2.0.2/lib/active_support/dependencies.rb:342:in `new_constants_in'
c:/rails/lib/ruby/gems/1.8/gems/activesupport-2.0.2/lib/active_support/dependencies.rb:496:in `require'
c:/rails/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/commands/server.rb:39
c:/rails/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in `gem_original_require'
c:/rails/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in `require'
script/server:3
Request
Parameters:
{"commit"=>"Upload",
"authenticity_token"=>"fc2a3321360815eb77b71c2ccb9d9f42528ba867",
"upload"=>{"datafile"=>#<File:C:/DOCUME~1/estern/LOCALS~1/Temp/CGI.3896.1>}}
Show session dump
---
:csrf_id: c2ce42d773f52553be9b20e1e251c923
flash: !map:ActionController::Flash::FlashHash {}
Response
Headers:
{"cookie"=>[],
"Cache-Control"=>"no-cache"}
-----------------------------------------------
Any help is appreciated!
-Ethan
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