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  1. NoMethodError in Messages#show
  2.  
  3. Showing app/views/messages/show.rhtml where line #5 raised:
  4.  
  5. You have a nil object when you didn't expect it!
  6. The error occurred while evaluating nil.public_filename
  7.  
  8. Extracted source (around line #5):
  9.  
  10. 2: <table>
  11. 3: <tr><td>title</td><td><%= message.title %></td></tr>
  12. 4: <tr><td>message</td><td><%= message.message %></td></tr>
  13. 5: <tr><td>picture</td><td><%= image_tag(message.picture.public_filename(:thumb)) %></td></tr>
  14. 6: </table>
  15. 7: <% end %>
  16. 8:
  17.  
  18. RAILS_ROOT: script/../config/..
  19. Application Trace | Framework Trace | Full Trace
  20.  
  21. #{RAILS_ROOT}/app/views/messages/show.rhtml:5:in `_run_rhtml_47app47views47messages47show46rhtml'
  22. #{RAILS_ROOT}/app/views/messages/show.rhtml:1:in `each'
  23. #{RAILS_ROOT}/app/views/messages/show.rhtml:1:in `_run_rhtml_47app47views47messages47show46rhtml'
  24.  
  25. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/base.rb:326:in `send'
  26. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/base.rb:326:in `compile_and_render_template'
  27. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/base.rb:301:in `render_template'
  28. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/base.rb:260:in `render_file'
  29. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:806:in `render_file'
  30. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:711:in `render_with_no_layout'
  31. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/layout.rb:247:in `render_without_benchmark'
  32. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/benchmarking.rb:50:in `render'
  33. /usr/lib/ruby/1.8/benchmark.rb:293:in `measure'
  34. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/benchmarking.rb:50:in `render'
  35. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:1096:in `perform_action_without_filters'
  36. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:632:in `call_filter'
  37. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:634:in `call_filter'
  38. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:619:in `perform_action_without_benchmark'
  39. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/benchmarking.rb:66:in `perform_action_without_rescue'
  40. /usr/lib/ruby/1.8/benchmark.rb:293:in `measure'
  41. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/benchmarking.rb:66:in `perform_action_without_rescue'
  42. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/rescue.rb:83:in `perform_action'
  43. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:430:in `send'
  44. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:430:in `process_without_filters'
  45. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:624:in `process_without_session_management_support'
  46. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/session_management.rb:114:in `process'
  47. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:330:in `process'
  48. /usr/lib/ruby/gems/1.8/gems/rails-1.2.3/lib/dispatcher.rb:41:in `dispatch'
  49. /usr/lib/ruby/gems/1.8/gems/rails-1.2.3/lib/webrick_server.rb:113:in `handle_dispatch'
  50. /usr/lib/ruby/gems/1.8/gems/rails-1.2.3/lib/webrick_server.rb:79:in `service'
  51. /usr/lib/ruby/1.8/webrick/httpserver.rb:104:in `service'
  52. /usr/lib/ruby/1.8/webrick/httpserver.rb:65:in `run'
  53. /usr/lib/ruby/1.8/webrick/server.rb:173:in `start_thread'
  54. /usr/lib/ruby/1.8/webrick/server.rb:162:in `start'
  55. /usr/lib/ruby/1.8/webrick/server.rb:162:in `start_thread'
  56. /usr/lib/ruby/1.8/webrick/server.rb:95:in `start'
  57. /usr/lib/ruby/1.8/webrick/server.rb:92:in `each'
  58. /usr/lib/ruby/1.8/webrick/server.rb:92:in `start'
  59. /usr/lib/ruby/1.8/webrick/server.rb:23:in `start'
  60. /usr/lib/ruby/1.8/webrick/server.rb:82:in `start'
  61. /usr/lib/ruby/gems/1.8/gems/rails-1.2.3/lib/webrick_server.rb:63:in `dispatch'
  62. /usr/lib/ruby/gems/1.8/gems/rails-1.2.3/lib/commands/servers/webrick.rb:59
  63. /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:27:in `gem_original_require'
  64. /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:27:in `require'
  65. /usr/lib/ruby/gems/1.8/gems/activesupport-1.4.2/lib/active_support/dependencies.rb:495:in `require'
  66. /usr/lib/ruby/gems/1.8/gems/activesupport-1.4.2/lib/active_support/dependencies.rb:342:in `new_constants_in'
  67. /usr/lib/ruby/gems/1.8/gems/activesupport-1.4.2/lib/active_support/dependencies.rb:495:in `require'
  68. /usr/lib/ruby/gems/1.8/gems/rails-1.2.3/lib/commands/server.rb:39
  69. /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:27:in `gem_original_require'
  70. /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:27:in `require'
  71. script/server:3
  72.  
  73. #{RAILS_ROOT}/app/views/messages/show.rhtml:5:in `_run_rhtml_47app47views47messages47show46rhtml'
  74. #{RAILS_ROOT}/app/views/messages/show.rhtml:1:in `each'
  75. #{RAILS_ROOT}/app/views/messages/show.rhtml:1:in `_run_rhtml_47app47views47messages47show46rhtml'
  76. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/base.rb:326:in `send'
  77. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/base.rb:326:in `compile_and_render_template'
  78. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/base.rb:301:in `render_template'
  79. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_view/base.rb:260:in `render_file'
  80. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:806:in `render_file'
  81. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:711:in `render_with_no_layout'
  82. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/layout.rb:247:in `render_without_benchmark'
  83. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/benchmarking.rb:50:in `render'
  84. /usr/lib/ruby/1.8/benchmark.rb:293:in `measure'
  85. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/benchmarking.rb:50:in `render'
  86. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:1096:in `perform_action_without_filters'
  87. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:632:in `call_filter'
  88. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:634:in `call_filter'
  89. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:619:in `perform_action_without_benchmark'
  90. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/benchmarking.rb:66:in `perform_action_without_rescue'
  91. /usr/lib/ruby/1.8/benchmark.rb:293:in `measure'
  92. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/benchmarking.rb:66:in `perform_action_without_rescue'
  93. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/rescue.rb:83:in `perform_action'
  94. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:430:in `send'
  95. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:430:in `process_without_filters'
  96. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/filters.rb:624:in `process_without_session_management_support'
  97. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/session_management.rb:114:in `process'
  98. /usr/lib/ruby/gems/1.8/gems/actionpack-1.13.3/lib/action_controller/base.rb:330:in `process'
  99. /usr/lib/ruby/gems/1.8/gems/rails-1.2.3/lib/dispatcher.rb:41:in `dispatch'
  100. /usr/lib/ruby/gems/1.8/gems/rails-1.2.3/lib/webrick_server.rb:113:in `handle_dispatch'
  101. /usr/lib/ruby/gems/1.8/gems/rails-1.2.3/lib/webrick_server.rb:79:in `service'
  102. /usr/lib/ruby/1.8/webrick/httpserver.rb:104:in `service'
  103. /usr/lib/ruby/1.8/webrick/httpserver.rb:65:in `run'
  104. /usr/lib/ruby/1.8/webrick/server.rb:173:in `start_thread'
  105. /usr/lib/ruby/1.8/webrick/server.rb:162:in `start'
  106. /usr/lib/ruby/1.8/webrick/server.rb:162:in `start_thread'
  107. /usr/lib/ruby/1.8/webrick/server.rb:95:in `start'
  108. /usr/lib/ruby/1.8/webrick/server.rb:92:in `each'
  109. /usr/lib/ruby/1.8/webrick/server.rb:92:in `start'
  110. /usr/lib/ruby/1.8/webrick/server.rb:23:in `start'
  111. /usr/lib/ruby/1.8/webrick/server.rb:82:in `start'
  112. /usr/lib/ruby/gems/1.8/gems/rails-1.2.3/lib/webrick_server.rb:63:in `dispatch'
  113. /usr/lib/ruby/gems/1.8/gems/rails-1.2.3/lib/commands/servers/webrick.rb:59
  114. /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:27:in `gem_original_require'
  115. /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:27:in `require'
  116. /usr/lib/ruby/gems/1.8/gems/activesupport-1.4.2/lib/active_support/dependencies.rb:495:in `require'
  117. /usr/lib/ruby/gems/1.8/gems/activesupport-1.4.2/lib/active_support/dependencies.rb:342:in `new_constants_in'
  118. /usr/lib/ruby/gems/1.8/gems/activesupport-1.4.2/lib/active_support/dependencies.rb:495:in `require'
  119. /usr/lib/ruby/gems/1.8/gems/rails-1.2.3/lib/commands/server.rb:39
  120. /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:27:in `gem_original_require'
  121. /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:27:in `require'
  122. script/server:3
  123.  
  124. Request
  125.  
  126. Parameters: {"id"=>"1"}
  127.  
  128. Show session dump
  129.  
  130. ---
  131. flash: !map:ActionController::Flash::FlashHash {}
  132.  
  133.  
  134. Response
  135. Headers: {"cookie"=>[], "Cache-Control"=>"no-cache"}
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