Description of problem:


Version-Release number of selected component (if applicable):


How reproducible:


Steps to Reproduce:
1. Add a provider account for ec2-us-east-1 or ec2-us-west-1
2. uninitialized constant Deltacloud::BackendError  is thrown
3.
  
Actual results:


Expected results:


Additional info:
=====================  ec2.log  =========================================
tail -f /var/log/deltacloud-ec2-us-west-1/ec2.log 
/usr/lib/ruby/gems/1.8/gems/aws-2.5.5/lib/ses/../awsbase/utils.rb:108: warning: already initialized constant ASCII
/usr/lib/ruby/gems/1.8/gems/aws-2.5.5/lib/ses/../awsbase/errors.rb:128: warning: already initialized constant DEFAULT_CLOSE_ON_4XX_PROBABILITY
/usr/lib/ruby/gems/1.8/gems/aws-2.5.5/lib/ses/../awsbase/parsers.rb:47: warning: already initialized constant DEFAULT_XML_LIBRARY
/usr/lib/ruby/gems/1.8/gems/aws-2.5.5/lib/ses/../awsbase/awsbase.rb:66: warning: already initialized constant AMAZON_PROBLEMS
/usr/lib/ruby/gems/1.8/gems/aws-2.5.5/lib/ses/../awsbase/awsbase.rb:86: warning: already initialized constant DEFAULT_SIGNATURE_VERSION
127.0.0.1 - - [06/Jul/2011 11:11:01] "GET /api HTTP/1.1" 200 5179 0.1458
127.0.0.1 - - [06/Jul/2011 11:11:02] "GET /api HTTP/1.1" 200 1439 0.0136
127.0.0.1 - - [06/Jul/2011 11:11:02] "GET /api HTTP/1.1" 200 1439 0.0105
127.0.0.1 - - [06/Jul/2011 11:11:02] "GET /api HTTP/1.1" 200 1439 0.0197
127.0.0.1 - - [06/Jul/2011 11:11:02] "GET /api/hardware_profiles HTTP/1.1" 200 3896 0.0484


127.0.0.1 - - [06/Jul/2011 11:18:24] "GET /api HTTP/1.1" 200 1439 0.0095
NameError - uninitialized constant Deltacloud::BackendError:
 ././lib/deltacloud/drivers/ec2/ec2_driver.rb:654:in `valid_credentials?'
 ././server.rb:71:in `GET /api/?'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:863:in `call'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:863:in `route'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:521:in `instance_eval'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:521:in `route_eval'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:500:in `route!'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:497:in `catch'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:497:in `route!'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:476:in `each'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:476:in `route!'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:601:in `dispatch!'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:411:in `call!'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:566:in `instance_eval'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:566:in `invoke'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:566:in `catch'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:566:in `invoke'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:411:in `call!'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:399:in `call'
 ././lib/sinatra/rack_driver_select.rb:45:in `call'
 ././lib/sinatra/rack_matrix_params.rb:85:in `call'
 ././lib/sinatra/rack_runtime.rb:36:in `call'
 ././lib/sinatra/rack_etag.rb:42:in `call'
 /usr/lib/ruby/gems/1.8/gems/rack-accept-0.4.3/lib/rack/accept/context.rb:22:in `call'
 /usr/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/methodoverride.rb:24:in `call'
 /usr/lib/ruby/gems/1.8/gems/rack-1.1.0/lib/rack/commonlogger.rb:18:in `call'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:979:in `call'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:1005:in `synchronize'
 /usr/lib/ruby/gems/1.8/gems/sinatra-1.0/lib/sinatra/base.rb:979:in `call'
 /usr/lib/ruby/gems/1.8/gems/thin-1.2.5/lib/thin/connection.rb:76:in `pre_process'
 /usr/lib/ruby/gems/1.8/gems/thin-1.2.5/lib/thin/connection.rb:74:in `catch'
 /usr/lib/ruby/gems/1.8/gems/thin-1.2.5/lib/thin/connection.rb:74: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-1.2.5/lib/thin/connection.rb:54:in `process'
 /usr/lib/ruby/gems/1.8/gems/thin-1.2.5/lib/thin/connection.rb:42: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-1.2.5/lib/thin/backends/base.rb:57:in `start'
 /usr/lib/ruby/gems/1.8/gems/thin-1.2.5/lib/thin/server.rb:156:in `start'
 /usr/lib/ruby/gems/1.8/gems/thin-1.2.5/lib/thin/controllers/controller.rb:80:in `start'
 /usr/lib/ruby/gems/1.8/gems/thin-1.2.5/lib/thin/runner.rb:177:in `send'
 /usr/lib/ruby/gems/1.8/gems/thin-1.2.5/lib/thin/runner.rb:177:in `run_command'
 /usr/lib/ruby/gems/1.8/gems/thin-1.2.5/lib/thin/runner.rb:143:in `run!'
 /usr/share/deltacloud-core/bin/deltacloudd:126
 /usr/bin/deltacloudd:5:in `load'
 /usr/bin/deltacloudd:5
127.0.0.1 - - [06/Jul/2011 11:18:45] "GET /api?force_auth=1 HTTP/1.1" 500 223 21.3812
======================================================================

gem list|grep deltacloud-client
deltacloud-client (0.3.1)