i m uploading an image and found following error , plz n e buddi help me
out ,
thxxxxxx in advace ,
my rails version is 2.2.2
and ruby version is 1.8.7
and i m using attachment_fu + mini_magick
the error is
Processing AdvertController#picture (for 127.0.0.1 at 2009-03-10
18:12:04) [POST]
Session ID: 16244113122f7096dbfc3daf1b4cb25a
Parameters: {“commit”=>“upload image”, “action”=>“picture”,
“count”=>“1”, “controller”=>“advert”,
“picture”=>{“uploaded_data”=>#StringIO:0xb69ce814}}
NoMethodError (undefined method []' for #<Enumerable::Enumerator:0xb677ce08>): /usr/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/core_ext/string/access.rb:43:in
first’
/home/hamid/rails/arabibay/vendor/plugins/attachment_fu/lib/technoweenie/attachment_fu.rb:70:in
has_attachment' /home/hamid/rails/arabibay/app/models/picture.rb:6 /usr/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/dependencies.rb:203:in
load_without_new_constant_marking’
/usr/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/dependencies.rb:203:in
load_file' /usr/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/dependencies.rb:342:in
new_constants_in’
/usr/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/dependencies.rb:202:in
load_file' /usr/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/dependencies.rb:94:in
require_or_load’
/usr/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/dependencies.rb:248:in
load_missing_constant' /usr/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/dependencies.rb:452:in
const_missing’
/usr/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/dependencies.rb:464:in
const_missing' /usr/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/dependencies.rb:470:in
send’
/usr/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/dependencies.rb:470:in
const_missing' /home/hamid/rails/arabibay/app/controllers/advert_controller.rb:201:in
picture’
/usr/lib/ruby/gems/1.8/gems/actionpack-1.13.6/lib/action_controller/base.rb:1101:in
send' /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.6/lib/action_controller/base.rb:1101:in
perform_action_without_filters’
/usr/lib/ruby/gems/1.8/gems/actionpack-1.13.6/lib/action_controller/filters.rb:696:in
call_filters' /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.6/lib/action_controller/filters.rb:688:in
perform_action_without_benchmark’
/usr/lib/ruby/gems/1.8/gems/actionpack-1.13.6/lib/action_controller/benchmarking.rb:66:in
perform_action_without_rescue' /usr/lib/ruby/1.8/benchmark.rb:293:in
measure’
/usr/lib/ruby/gems/1.8/gems/actionpack-1.13.6/lib/action_controller/benchmarking.rb:66:in
perform_action_without_rescue' /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.6/lib/action_controller/rescue.rb:83:in
perform_action’
/usr/lib/ruby/gems/1.8/gems/actionpack-1.13.6/lib/action_controller/base.rb:435:in
send' /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.6/lib/action_controller/base.rb:435:in
process_without_filters’
/usr/lib/ruby/gems/1.8/gems/actionpack-1.13.6/lib/action_controller/filters.rb:684:in
process_without_session_management_support' /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.6/lib/action_controller/session_management.rb:114:in
process’
/usr/lib/ruby/gems/1.8/gems/actionpack-1.13.6/lib/action_controller/base.rb:334:in
process' /usr/lib/ruby/gems/1.8/gems/rails-1.2.6/lib/dispatcher.rb:41:in
dispatch’
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/bin/…/lib/mongrel/rails.rb:76:in
process' /usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/bin/../lib/mongrel/rails.rb:74:in
synchronize’
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/bin/…/lib/mongrel/rails.rb:74:in
process' /usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:159:in
process_client’
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:158:in
each' /usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:158:in
process_client’
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:285:in
run' /usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:285:in
initialize’
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:285:in
new' /usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:285:in
run’
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:268:in
initialize' /usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:268:in
new’
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel.rb:268:in
run' /usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel/configurator.rb:282:in
run’
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel/configurator.rb:281:in
each' /usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel/configurator.rb:281:in
run’
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/bin/mongrel_rails:128:in
run' /usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/lib/mongrel/command.rb:212:in
run’
/usr/lib/ruby/gems/1.8/gems/mongrel-1.1.5/bin/mongrel_rails:281
/usr/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/dependencies.rb:488:in
load' /usr/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/dependencies.rb:488:in
load’
/usr/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/dependencies.rb:342:in
new_constants_in' /usr/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/dependencies.rb:488:in
load’
/usr/lib/ruby/gems/1.8/gems/rails-1.2.6/lib/commands/servers/mongrel.rb:60
/usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:31:in
gem_original_require' /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:31:in
require’
/usr/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/dependencies.rb:495:in
require' /usr/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/dependencies.rb:342:in
new_constants_in’
/usr/lib/ruby/gems/1.8/gems/activesupport-1.4.4/lib/active_support/dependencies.rb:495:in
require' /usr/lib/ruby/gems/1.8/gems/rails-1.2.6/lib/commands/server.rb:39 /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:31:in
gem_original_require’
/usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:31:in
`require’
script/server:3