Description of problem: Launching an application to a RHEV provider with no active ISO domain in the target datecenter results in an error being thrown (see below) in the deltacloud-core/mock.log. The user interface simply shows the instances as stopped, and no indication is given to the user as to why they did not start. /var/log/deltacloud-core/mock.log thin server (localhost:3002) [deltacloud-mock][12597]: 127.0.0.1 - - [20/Aug/2012 16:49:40] "DELETE /api/instances/cd2de443-7a7d-4f7a-aac4-b8bc690d37cd HTTP/1.1" 204 - 3.0313 thin server (localhost:3002) [deltacloud-mock][12597]: [NO HANDLED] RHEVM::RHEVMBackendException: Cannot run VM with attached CD without an active ISO domain. /usr/share/deltacloud-core/lib/deltacloud/drivers/rhevm/rhevm_client.rb:89:in `vm_action' /usr/share/deltacloud-core/lib/deltacloud/drivers/rhevm/rhevm_driver.rb:157:in `start_instance' /usr/share/deltacloud-core/lib/deltacloud/base_driver/exceptions.rb:151:in `call' /usr/share/deltacloud-core/lib/deltacloud/base_driver/exceptions.rb:151:in `safely' /usr/share/deltacloud-core/lib/deltacloud/drivers/rhevm/rhevm_driver.rb:156:in `start_instance' /usr/share/deltacloud-core/lib/deltacloud/helpers/application_helper.rb:128:in `send' /usr/share/deltacloud-core/lib/deltacloud/helpers/application_helper.rb:128:in `instance_action' /usr/share/deltacloud-core/lib/deltacloud/server.rb:523 /usr/share/deltacloud-core/lib/sinatra/rabbit.rb:125:in `instance_eval' /usr/share/deltacloud-core/lib/sinatra/rabbit.rb:125:in `POST /api/instances/:id/start' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:1151:in `call' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:1151:in `compile!' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:724:in `instance_eval' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:724:in `route_eval' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:708:in `route!' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:758:in `process_route' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:755:in `catch' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:755:in `process_route' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:707:in `route!' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:706:in `each' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:706:in `route!' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:843:in `dispatch!' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:644:in `call!' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:808:in `instance_eval' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:808:in `invoke' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:808:in `catch' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:808:in `invoke' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:644:in `call!' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:629:in `call' /usr/share/deltacloud-core/lib/sinatra/rack_syslog.rb:48:in `call' /usr/share/deltacloud-core/lib/sinatra/rack_date.rb:31:in `call' /usr/share/deltacloud-core/lib/sinatra/rack_accept.rb:149:in `call' /usr/lib/ruby/gems/1.8/gems/rack-1.3.0/lib/rack/head.rb:9:in `call' /usr/share/deltacloud-core/lib/sinatra/rack_driver_select.rb:45:in `call' /usr/share/deltacloud-core/lib/sinatra/rack_matrix_params.rb:106:in `call' /usr/share/deltacloud-core/lib/sinatra/rack_runtime.rb:36:in `call' /usr/share/deltacloud-core/lib/sinatra/rack_etag.rb:41: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-1.3.0/lib/rack/head.rb:9:in `call' /usr/lib/ruby/gems/1.8/gems/rack-1.3.0/lib/rack/methodoverride.rb:24:in `call' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:1272:in `call' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:1303:in `synchronize' /usr/lib/ruby/gems/1.8/gems/sinatra-1.2.6/lib/sinatra/base.rb:1272:in `call' /usr/lib/ruby/gems/1.8/gems/thin-1.2.11/lib/thin/connection.rb:84:in `pre_process' /usr/lib/ruby/gems/1.8/gems/thin-1.2.11/lib/thin/connection.rb:82:in `catch' /usr/lib/ruby/gems/1.8/gems/thin-1.2.11/lib/thin/connection.rb:82: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-1.2.11/lib/thin/connection.rb:54:in `process' /usr/lib/ruby/gems/1.8/gems/thin-1.2.11/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-1.2.11/lib/thin/backends/base.rb:61:in `start' /usr/lib/ruby/gems/1.8/gems/thin-1.2.11/lib/thin/server.rb:159:in `start' /usr/lib/ruby/gems/1.8/gems/thin-1.2.11/lib/thin/controllers/controller.rb:86:in `start' /usr/lib/ruby/gems/1.8/gems/thin-1.2.11/lib/thin/runner.rb:185:in `send' /usr/lib/ruby/gems/1.8/gems/thin-1.2.11/lib/thin/runner.rb:185:in `run_command' /usr/lib/ruby/gems/1.8/gems/thin-1.2.11/lib/thin/runner.rb:151:in `run!' /usr/share/deltacloud-core/bin/deltacloudd:235 /usr/bin/deltacloudd:5:in `load' /usr/bin/deltacloudd:5 to recreate: Launch to a RHEV provider with no ISO domain active, view deltacloud-core/mock.log and UI. VM remains stopped, no indication given to user why. expected: Tell the user why the instances are all stopped and did not start.