"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: David Lutterkort
            Priority: Blocker


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 :: 
https://qeblade26.rhq.lab.eng.bos.redhat.com:8443/api :: 
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@optimus deltacloud]# ./server/bin/deltacloudd -i ec2 -r 
optimus.lab.eng.pnq.redhat.com -p 3003
Starting Deltacloud API :: ec2 :: http://optimus.lab.eng.pnq.redhat.com: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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