[ 
https://issues.apache.org/jira/browse/DTACLOUD-152?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13224592#comment-13224592
 ] 

Ramesh A commented on DTACLOUD-152:
-----------------------------------

Verified and working fine in the above mentioned commit, Hence closing this 
issue
                
> "Deltacloud::ExceptionHandler::BackendError - Unhandled exception or status 
> code (undefined method `message' for nil:NilClass)" - Error found when 
> accessing any module from Deltacloud API
> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: DTACLOUD-152
>                 URL: https://issues.apache.org/jira/browse/DTACLOUD-152
>             Project: DeltaCloud
>          Issue Type: Bug
>          Components: Client (Ruby), Server
>         Environment: Deltacloud API 0.5.0 
> commit 7ee08d5a7119fc31d0cc754802a4582854b98ba5
> OS- Fedora 15, 16, RHEL-6.1
>            Reporter: Ramesh A
>            Assignee: Ramesh A
>            Priority: Blocker
>         Attachments: ec2.png, rhevm.png
>
>
> When accessing any module from the deltacloud API results in 
> ""Deltacloud::ExceptionHandler::BackendError - Unhandled exception or status 
> code (undefined method `message' for nil:NilClass)"
> Note: Error seems to be bit different for different providers, but the 
> behaviour remains the same.  Refer the screenshot - "ec2.png", "rhevm.png", 
> "Stack trace(RHEVM Server):" and "Stack Trace(EC-2):" for further details
> Stack trace(RHEVM Server):
> =====================
> [rananda@rananda deltacloud]$ API_PROVIDER=<rhevm-server-details> 
> ./server/bin/deltacloudd -i rhevm -p 3006 
> Starting Deltacloud API :: rhevm :: <rhevm-server> :: 
> http://localhost:3006/api
> >> Thin web server (v1.3.1 codename Triple Espresso)
> >> Debugging ON
> >> Maximum connections set to 1024
> >> Listening on localhost:3006, CTRL+C to stop
> [NO HANDLED] NoMethodError: undefined method `message' for nil:NilClass
> /home/rananda/deltacloud/server/views/errors/401.html.haml:5:in 
> `evaluate_source'
> /usr/lib/ruby/gems/1.8/gems/tilt-1.3.3/lib/tilt/template.rb:144:in 
> `cached_evaluate'
> /usr/lib/ruby/gems/1.8/gems/tilt-1.3.3/lib/tilt/template.rb:127:in `evaluate'
> /usr/lib/ruby/gems/1.8/gems/tilt-1.3.3/lib/tilt/haml.rb:24:in `evaluate'
> /usr/lib/ruby/gems/1.8/gems/tilt-1.3.3/lib/tilt/template.rb:76:in `render'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:636:in 
> `render_without_format'
> /home/rananda/deltacloud/server/lib/sinatra/rack_accept.rb:36:in `render'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:532:in `haml'
> /home/rananda/deltacloud/server/lib/deltacloud/helpers/application_helper.rb:123:in
>  `report_error'
> /home/rananda/deltacloud/server/lib/sinatra/rack_accept.rb:86:in `call'
> /home/rananda/deltacloud/server/lib/sinatra/rack_accept.rb:86:in `respond_to'
> /home/rananda/deltacloud/server/lib/deltacloud/helpers/application_helper.rb:120:in
>  `report_error'
> /home/rananda/deltacloud/server/lib/sinatra/lazy_auth.rb:66:in `authorize!'
> /home/rananda/deltacloud/server/lib/sinatra/lazy_auth.rb:53:in `credentials!'
> /home/rananda/deltacloud/server/lib/sinatra/lazy_auth.rb:30:in `user'
> /home/rananda/deltacloud/server/lib/deltacloud/drivers/rhevm/rhevm_driver.rb:210:in
>  `new_client'
> /home/rananda/deltacloud/server/lib/deltacloud/base_driver/exceptions.rb:173:in
>  `call'
> /home/rananda/deltacloud/server/lib/deltacloud/base_driver/exceptions.rb:173:in
>  `safely'
> /home/rananda/deltacloud/server/lib/deltacloud/drivers/rhevm/rhevm_driver.rb:209:in
>  `new_client'
> /home/rananda/deltacloud/server/lib/deltacloud/drivers/rhevm/rhevm_driver.rb:68:in
>  `providers'
> /home/rananda/deltacloud/server/lib/deltacloud/server.rb:167
> /home/rananda/deltacloud/server/lib/sinatra/rabbit.rb:125:in `instance_eval'
> /home/rananda/deltacloud/server/lib/sinatra/rabbit.rb:125:in `GET 
> /api/drivers/:id'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:1211:in `call'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:1211:in 
> `compile!'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:785:in `[]'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:785:in `route!'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:801:in 
> `route_eval'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:785:in `route!'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:822:in 
> `process_route'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:820:in `catch'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:820:in 
> `process_route'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:784:in `route!'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:783:in `each'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:783:in `route!'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:886:in 
> `dispatch!'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:719:in `call!'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `invoke'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `catch'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `invoke'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:719:in `call!'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:705:in `call'
> /home/rananda/deltacloud/server/lib/sinatra/rack_date.rb:31:in `call'
> /home/rananda/deltacloud/server/lib/sinatra/rack_accept.rb:149:in `call'
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in
>  `call'
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/path_traversal.rb:16:in
>  `call'
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/json_csrf.rb:17:in
>  `call'
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/base.rb:47:in
>  `call'
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in
>  `call'
> /usr/lib/ruby/gems/1.8/gems/rack-1.4.1/lib/rack/nulllogger.rb:9:in `call'
> /usr/lib/ruby/gems/1.8/gems/rack-1.4.1/lib/rack/head.rb:9:in `call'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/showexceptions.rb:21:in 
> `call'
> /home/rananda/deltacloud/server/lib/sinatra/rack_driver_select.rb:45:in `call'
> /home/rananda/deltacloud/server/lib/sinatra/rack_matrix_params.rb:106:in 
> `call'
> /home/rananda/deltacloud/server/lib/sinatra/rack_runtime.rb:36:in `call'
> /home/rananda/deltacloud/server/lib/sinatra/rack_etag.rb:41:in `call'
> /usr/lib/ruby/gems/1.8/gems/rack-accept-0.4.4/lib/rack/accept/context.rb:22:in
>  `call'
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in
>  `call'
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/path_traversal.rb:16:in
>  `call'
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/json_csrf.rb:17:in
>  `call'
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/base.rb:47:in
>  `call'
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in
>  `call'
> /usr/lib/ruby/gems/1.8/gems/rack-1.4.1/lib/rack/logger.rb:15:in `call'
> /usr/lib/ruby/gems/1.8/gems/rack-1.4.1/lib/rack/head.rb:9:in `call'
> /usr/lib/ruby/gems/1.8/gems/rack-1.4.1/lib/rack/methodoverride.rb:21:in `call'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:1334:in `call'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:1416:in 
> `synchronize'
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:1334:in `call'
> /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/connection.rb:80:in 
> `pre_process'
> /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/connection.rb:78:in `catch'
> /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/connection.rb:78:in 
> `pre_process'
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:1060:in 
> `call'
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:1060:in 
> `spawn_threadpool'
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:1057:in 
> `initialize'
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:1057:in 
> `new'
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:1057:in 
> `spawn_threadpool'
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:1049:in 
> `defer'
> /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/connection.rb:50:in `process'
> /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/connection.rb:38:in 
> `receive_data'
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:256:in 
> `run_machine'
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:256:in 
> `run'
> /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/backends/base.rb:61:in `start'
> /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/server.rb:159:in `start'
> /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/controllers/controller.rb:86:in
>  `start'
> /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/runner.rb:185:in `send'
> /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/runner.rb:185:in `run_command'
> /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/runner.rb:151:in `run!'
> ./server/bin/deltacloudd:239
> Deltacloud::ExceptionHandler::BackendError - Unhandled exception or status 
> code (undefined method `message' for nil:NilClass):
>       /home/rananda/deltacloud/server/views/errors/401.html.haml:5:in 
> `evaluate_source'
>       /usr/lib/ruby/gems/1.8/gems/tilt-1.3.3/lib/tilt/template.rb:144:in 
> `cached_evaluate'
>       /usr/lib/ruby/gems/1.8/gems/tilt-1.3.3/lib/tilt/template.rb:127:in 
> `evaluate'
>       /usr/lib/ruby/gems/1.8/gems/tilt-1.3.3/lib/tilt/haml.rb:24:in `evaluate'
>       /usr/lib/ruby/gems/1.8/gems/tilt-1.3.3/lib/tilt/template.rb:76:in 
> `render'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:636:in 
> `render_without_format'
>       /home/rananda/deltacloud/server/lib/sinatra/rack_accept.rb:36:in 
> `render'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:532:in 
> `haml'
>       
> /home/rananda/deltacloud/server/lib/deltacloud/helpers/application_helper.rb:123:in
>  `report_error'
>       /home/rananda/deltacloud/server/lib/sinatra/rack_accept.rb:86:in `call'
>       /home/rananda/deltacloud/server/lib/sinatra/rack_accept.rb:86:in 
> `respond_to'
>       
> /home/rananda/deltacloud/server/lib/deltacloud/helpers/application_helper.rb:120:in
>  `report_error'
>       /home/rananda/deltacloud/server/lib/sinatra/lazy_auth.rb:66:in 
> `authorize!'
>       /home/rananda/deltacloud/server/lib/sinatra/lazy_auth.rb:53:in 
> `credentials!'
>       /home/rananda/deltacloud/server/lib/sinatra/lazy_auth.rb:30:in `user'
>       
> /home/rananda/deltacloud/server/lib/deltacloud/drivers/rhevm/rhevm_driver.rb:210:in
>  `new_client'
>       
> /home/rananda/deltacloud/server/lib/deltacloud/base_driver/exceptions.rb:173:in
>  `call'
>       
> /home/rananda/deltacloud/server/lib/deltacloud/base_driver/exceptions.rb:173:in
>  `safely'
>       
> /home/rananda/deltacloud/server/lib/deltacloud/drivers/rhevm/rhevm_driver.rb:209:in
>  `new_client'
>       
> /home/rananda/deltacloud/server/lib/deltacloud/drivers/rhevm/rhevm_driver.rb:68:in
>  `providers'
>       /home/rananda/deltacloud/server/lib/deltacloud/server.rb:167
>       /home/rananda/deltacloud/server/lib/sinatra/rabbit.rb:125:in 
> `instance_eval'
>       /home/rananda/deltacloud/server/lib/sinatra/rabbit.rb:125:in `GET 
> /api/drivers/:id'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:1211:in 
> `call'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:1211:in 
> `compile!'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:785:in 
> `[]'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:785:in 
> `route!'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:801:in 
> `route_eval'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:785:in 
> `route!'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:822:in 
> `process_route'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:820:in 
> `catch'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:820:in 
> `process_route'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:784:in 
> `route!'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:783:in 
> `each'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:783:in 
> `route!'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:886:in 
> `dispatch!'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:719:in 
> `call!'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in 
> `invoke'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in 
> `catch'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in 
> `invoke'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:719:in 
> `call!'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:705:in 
> `call'
>       /home/rananda/deltacloud/server/lib/sinatra/rack_date.rb:31:in `call'
>       /home/rananda/deltacloud/server/lib/sinatra/rack_accept.rb:149:in `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in
>  `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/path_traversal.rb:16:in
>  `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/json_csrf.rb:17:in
>  `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/base.rb:47:in
>  `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in
>  `call'
>       /usr/lib/ruby/gems/1.8/gems/rack-1.4.1/lib/rack/nulllogger.rb:9:in 
> `call'
>       /usr/lib/ruby/gems/1.8/gems/rack-1.4.1/lib/rack/head.rb:9:in `call'
>       
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/showexceptions.rb:21:in 
> `call'
>       /home/rananda/deltacloud/server/lib/sinatra/rack_driver_select.rb:45:in 
> `call'
>       
> /home/rananda/deltacloud/server/lib/sinatra/rack_matrix_params.rb:106:in 
> `call'
>       /home/rananda/deltacloud/server/lib/sinatra/rack_runtime.rb:36:in `call'
>       /home/rananda/deltacloud/server/lib/sinatra/rack_etag.rb:41:in `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-accept-0.4.4/lib/rack/accept/context.rb:22:in
>  `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in
>  `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/path_traversal.rb:16:in
>  `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/json_csrf.rb:17:in
>  `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/base.rb:47:in
>  `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in
>  `call'
>       /usr/lib/ruby/gems/1.8/gems/rack-1.4.1/lib/rack/logger.rb:15:in `call'
>       /usr/lib/ruby/gems/1.8/gems/rack-1.4.1/lib/rack/head.rb:9:in `call'
>       /usr/lib/ruby/gems/1.8/gems/rack-1.4.1/lib/rack/methodoverride.rb:21:in 
> `call'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:1334:in 
> `call'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:1416:in 
> `synchronize'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:1334:in 
> `call'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/connection.rb:80:in 
> `pre_process'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/connection.rb:78:in 
> `catch'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/connection.rb:78:in 
> `pre_process'
>       
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:1060:in 
> `call'
>       
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:1060:in 
> `spawn_threadpool'
>       
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:1057:in 
> `initialize'
>       
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:1057:in 
> `new'
>       
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:1057:in 
> `spawn_threadpool'
>       
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:1049:in 
> `defer'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/connection.rb:50:in 
> `process'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/connection.rb:38:in 
> `receive_data'
>       
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:256:in 
> `run_machine'
>       
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:256:in 
> `run'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/backends/base.rb:61:in 
> `start'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/server.rb:159:in `start'
>       
> /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/controllers/controller.rb:86:in
>  `start'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/runner.rb:185:in `send'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/runner.rb:185:in 
> `run_command'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/runner.rb:151:in `run!'
>       ./server/bin/deltacloudd:239
> Stack Trace(EC-2):
> ==============
> [root@server deltacloud]# ./server/bin/deltacloudd -i ec2 -p 3003
> Starting Deltacloud API :: ec2 :: http://localhost:3003/api
> /usr/lib/ruby/gems/1.8/gems/aws-2.5.6/lib/ses/../awsbase/utils.rb:105: 
> warning: already initialized constant HEX
> /usr/lib/ruby/gems/1.8/gems/aws-2.5.6/lib/ses/../awsbase/utils.rb:107: 
> warning: already initialized constant TO_REMEMBER
> /usr/lib/ruby/gems/1.8/gems/aws-2.5.6/lib/ses/../awsbase/utils.rb:108: 
> warning: already initialized constant ASCII
> /usr/lib/ruby/gems/1.8/gems/aws-2.5.6/lib/ses/../awsbase/errors.rb:128: 
> warning: already initialized constant DEFAULT_CLOSE_ON_4XX_PROBABILITY
> /usr/lib/ruby/gems/1.8/gems/aws-2.5.6/lib/ses/../awsbase/parsers.rb:47: 
> warning: already initialized constant DEFAULT_XML_LIBRARY
> /usr/lib/ruby/gems/1.8/gems/aws-2.5.6/lib/ses/../awsbase/awsbase.rb:66: 
> warning: already initialized constant AMAZON_PROBLEMS
> /usr/lib/ruby/gems/1.8/gems/aws-2.5.6/lib/ses/../awsbase/awsbase.rb:86: 
> warning: already initialized constant DEFAULT_SIGNATURE_VERSION
> >> Thin web server (v1.3.1 codename Triple Espresso)
> >> Debugging ON
> >> Maximum connections set to 1024
> >> Listening on optimus.lab.eng.pnq.redhat.com:3003, CTRL+C to stop
> NoMethodError - undefined method `code' for #<NoMethodError: undefined method 
> `message' for nil:NilClass>:
>       
> /root/deltacloud/server/lib/deltacloud/helpers/application_helper.rb:95:in 
> `filter_all'
>       /root/deltacloud/server/lib/deltacloud/server.rb:238
>       /root/deltacloud/server/lib/sinatra/rabbit.rb:125:in `instance_eval'
>       /root/deltacloud/server/lib/sinatra/rabbit.rb:125:in `GET /api/images'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:1211:in 
> `call'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:1211:in 
> `compile!'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:785:in 
> `[]'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:785:in 
> `route!'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:801:in 
> `route_eval'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:785:in 
> `route!'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:822:in 
> `process_route'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:820:in 
> `catch'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:820:in 
> `process_route'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:784:in 
> `route!'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:783:in 
> `each'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:783:in 
> `route!'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:886:in 
> `dispatch!'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:719:in 
> `call!'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in 
> `invoke'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in 
> `catch'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in 
> `invoke'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:719:in 
> `call!'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:705:in 
> `call'
>       /root/deltacloud/server/lib/sinatra/rack_date.rb:31:in `call'
>       /root/deltacloud/server/lib/sinatra/rack_accept.rb:149:in `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in
>  `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/path_traversal.rb:16:in
>  `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/json_csrf.rb:17:in
>  `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/base.rb:47:in
>  `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in
>  `call'
>       /usr/lib/ruby/gems/1.8/gems/rack-1.4.1/lib/rack/nulllogger.rb:9:in 
> `call'
>       /usr/lib/ruby/gems/1.8/gems/rack-1.4.1/lib/rack/head.rb:9:in `call'
>       
> /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/showexceptions.rb:21:in 
> `call'
>       /root/deltacloud/server/lib/sinatra/rack_driver_select.rb:45:in `call'
>       /root/deltacloud/server/lib/sinatra/rack_matrix_params.rb:106:in `call'
>       /root/deltacloud/server/lib/sinatra/rack_runtime.rb:36:in `call'
>       /root/deltacloud/server/lib/sinatra/rack_etag.rb:41:in `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-accept-0.4.4/lib/rack/accept/context.rb:22:in
>  `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in
>  `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/path_traversal.rb:16:in
>  `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/json_csrf.rb:17:in
>  `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/base.rb:47:in
>  `call'
>       
> /usr/lib/ruby/gems/1.8/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in
>  `call'
>       /usr/lib/ruby/gems/1.8/gems/rack-1.4.1/lib/rack/logger.rb:15:in `call'
>       /usr/lib/ruby/gems/1.8/gems/rack-1.4.1/lib/rack/head.rb:9:in `call'
>       /usr/lib/ruby/gems/1.8/gems/rack-1.4.1/lib/rack/methodoverride.rb:21:in 
> `call'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:1334:in 
> `call'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:1416:in 
> `synchronize'
>       /usr/lib/ruby/gems/1.8/gems/sinatra-1.3.2/lib/sinatra/base.rb:1334:in 
> `call'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/connection.rb:80:in 
> `pre_process'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/connection.rb:78:in 
> `catch'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/connection.rb:78:in 
> `pre_process'
>       
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:1060:in 
> `call'
>       
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:1060:in 
> `spawn_threadpool'
>       
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:1057:in 
> `initialize'
>       
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:1057:in 
> `new'
>       
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:1057:in 
> `spawn_threadpool'
>       
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:1049:in 
> `defer'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/connection.rb:50:in 
> `process'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/connection.rb:38:in 
> `receive_data'
>       
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:256:in 
> `run_machine'
>       
> /usr/lib/ruby/gems/1.8/gems/eventmachine-0.12.10/lib/eventmachine.rb:256:in 
> `run'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/backends/base.rb:61:in 
> `start'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/server.rb:159:in `start'
>       
> /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/controllers/controller.rb:86:in
>  `start'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/runner.rb:185:in `send'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/runner.rb:185:in 
> `run_command'
>       /usr/lib/ruby/gems/1.8/gems/thin-1.3.1/lib/thin/runner.rb:151:in `run!'
>       ./server/bin/deltacloudd:239

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