Error "value must be enumerable"

[raunaklakhwani]

Hi,

I am using Dynamoid version 1.0 and I am getting the following error while executing the line :

Line :

Node.where(:region => region).where(:is_completed => 'f').count

Error:

value must be enumerable

Logs:

/home/lakhwani/FCLaunchRequirement/env/FCLaunchRequirementWebsite-1.0/runtime/ruby1.9/1.9.1/set.rb:85:in do_with_enum' /home/lakhwani/FCLaunchRequirement/env/FCLaunchRequirementWebsite-1.0/runtime/ruby1.9/1.9.1/set.rb:310:inmerge' /home/lakhwani/FCLaunchRequirement/env/FCLaunchRequirementWebsite-1.0/runtime/ruby1.9/1.9.1/set.rb:75:in initialize' dynamoid (1.0.0) lib/dynamoid/persistence.rb:99:innew' dynamoid (1.0.0) lib/dynamoid/persistence.rb:99:in undump_field' dynamoid (1.0.0) lib/dynamoid/persistence.rb:61:inblock (2 levels) in undump' dynamoid (1.0.0) lib/dynamoid/persistence.rb:60:in each' dynamoid (1.0.0) lib/dynamoid/persistence.rb:60:inblock in undump' dynamoid (1.0.0) lib/dynamoid/persistence.rb:59:in tap' dynamoid (1.0.0) lib/dynamoid/persistence.rb:59:inundump' dynamoid (1.0.0) lib/dynamoid/document.rb:133:in load' dynamoid (1.0.0) lib/dynamoid/document.rb:128:inblock in initialize' activesupport (4.1.14.2) lib/active_support/callbacks.rb:113:in call' activesupport (4.1.14.2) lib/active_support/callbacks.rb:113:incall' activesupport (4.1.14.2) lib/active_support/callbacks.rb:552:in block (2 levels) in compile' activesupport (4.1.14.2) lib/active_support/callbacks.rb:502:incall' activesupport (4.1.14.2) lib/active_support/callbacks.rb:502:in call' activesupport (4.1.14.2) lib/active_support/callbacks.rb:86:inrun_callbacks' dynamoid (1.0.0) lib/dynamoid/document.rb:123:in initialize' dynamoid (1.0.0) lib/dynamoid/persistence.rb:51:innew' dynamoid (1.0.0) lib/dynamoid/persistence.rb:51:in from_database' dynamoid (1.0.0) lib/dynamoid/identity_map.rb:15:infrom_database' dynamoid (1.0.0) lib/dynamoid/dirty.rb:8:in from_database' dynamoid (1.0.0) lib/dynamoid/criteria/chain.rb:143:inblock (2 levels) in records_via_scan' dynamoid (1.0.0) lib/dynamoid/adapter_plugin/aws_sdk_v2.rb:362:in <<' dynamoid (1.0.0) lib/dynamoid/adapter_plugin/aws_sdk_v2.rb:362:inblock (3 levels) in scan' dynamoid (1.0.0) lib/dynamoid/adapter_plugin/aws_sdk_v2.rb:362:in each' dynamoid (1.0.0) lib/dynamoid/adapter_plugin/aws_sdk_v2.rb:362:inblock (2 levels) in scan' dynamoid (1.0.0) lib/dynamoid/adapter_plugin/aws_sdk_v2.rb:359:in loop' dynamoid (1.0.0) lib/dynamoid/adapter_plugin/aws_sdk_v2.rb:359:inblock in scan' dynamoid (1.0.0) lib/dynamoid/criteria/chain.rb:142:in each' dynamoid (1.0.0) lib/dynamoid/criteria/chain.rb:142:ineach' dynamoid (1.0.0) lib/dynamoid/criteria/chain.rb:142:in block in records_via_scan' dynamoid (1.0.0) lib/dynamoid/criteria/chain.rb:115:ineach' dynamoid (1.0.0) lib/dynamoid/criteria/chain.rb:115:in each' dynamoid (1.0.0) lib/dynamoid/criteria/chain.rb:115:into_a' dynamoid (1.0.0) lib/dynamoid/criteria/chain.rb:115:in Array' dynamoid (1.0.0) lib/dynamoid/criteria/chain.rb:115:inrecords' dynamoid (1.0.0) lib/dynamoid/criteria/chain.rb:95:in each' app/models/node.rb:925:incount' app/models/node.rb:925:in all_in_region_and_incomplete' app/controllers/nodes_controller.rb:201:inall_in_region_and_incomplete' app/controllers/nodes_controller.rb:13:in index' actionpack (4.1.14.2) lib/action_controller/metal/implicit_render.rb:4:insend_action' actionpack (4.1.14.2) lib/abstract_controller/base.rb:189:in process_action' actionpack (4.1.14.2) lib/action_controller/metal/rendering.rb:10:inprocess_action' actionpack (4.1.14.2) lib/abstract_controller/callbacks.rb:20:in block in process_action' activesupport (4.1.14.2) lib/active_support/callbacks.rb:113:incall' activesupport (4.1.14.2) lib/active_support/callbacks.rb:113:in call' activesupport (4.1.14.2) lib/active_support/callbacks.rb:552:inblock (2 levels) in compile' activesupport (4.1.14.2) lib/active_support/callbacks.rb:502:in call' activesupport (4.1.14.2) lib/active_support/callbacks.rb:502:incall' activesupport (4.1.14.2) lib/active_support/callbacks.rb:86:in run_callbacks' actionpack (4.1.14.2) lib/abstract_controller/callbacks.rb:19:inprocess_action' actionpack (4.1.14.2) lib/action_controller/metal/rescue.rb:29:in process_action' actionpack (4.1.14.2) lib/action_controller/metal/instrumentation.rb:32:inblock in process_action' activesupport (4.1.14.2) lib/active_support/notifications.rb:159:in block in instrument' activesupport (4.1.14.2) lib/active_support/notifications/instrumenter.rb:20:ininstrument' activesupport (4.1.14.2) lib/active_support/notifications.rb:159:in instrument' actionpack (4.1.14.2) lib/action_controller/metal/instrumentation.rb:30:inprocess_action' actionpack (4.1.14.2) lib/action_controller/metal/params_wrapper.rb:250:in process_action' actionpack (4.1.14.2) lib/abstract_controller/base.rb:136:inprocess' actionview (4.1.14.2) lib/action_view/rendering.rb:30:in process' actionpack (4.1.14.2) lib/action_controller/metal.rb:196:indispatch' actionpack (4.1.14.2) lib/action_controller/metal/rack_delegation.rb:13:in dispatch' actionpack (4.1.14.2) lib/action_controller/metal.rb:232:inblock in action' actionpack (4.1.14.2) lib/action_dispatch/routing/route_set.rb:80:in call' actionpack (4.1.14.2) lib/action_dispatch/routing/route_set.rb:80:indispatch' actionpack (4.1.14.2) lib/action_dispatch/routing/route_set.rb:48:in call' actionpack (4.1.14.2) lib/action_dispatch/journey/router.rb:73:inblock in call' actionpack (4.1.14.2) lib/action_dispatch/journey/router.rb:59:in each' actionpack (4.1.14.2) lib/action_dispatch/journey/router.rb:59:incall' actionpack (4.1.14.2) lib/action_dispatch/routing/route_set.rb:690:in call' rack (1.5.2) lib/rack/etag.rb:23:incall' rack (1.5.2) lib/rack/conditionalget.rb:25:in call' rack (1.5.2) lib/rack/head.rb:11:incall' actionpack (4.1.14.2) lib/action_dispatch/middleware/params_parser.rb:27:in call' actionpack (4.1.14.2) lib/action_dispatch/middleware/flash.rb:254:incall' rack (1.5.2) lib/rack/session/abstract/id.rb:225:in context' rack (1.5.2) lib/rack/session/abstract/id.rb:220:incall' actionpack (4.1.14.2) lib/action_dispatch/middleware/cookies.rb:562:in call' actionpack (4.1.14.2) lib/action_dispatch/middleware/callbacks.rb:29:inblock in call' activesupport (4.1.14.2) lib/active_support/callbacks.rb:82:in run_callbacks' actionpack (4.1.14.2) lib/action_dispatch/middleware/callbacks.rb:27:incall' actionpack (4.1.14.2) lib/action_dispatch/middleware/reloader.rb:73:in call' actionpack (4.1.14.2) lib/action_dispatch/middleware/remote_ip.rb:76:incall' actionpack (4.1.14.2) lib/action_dispatch/middleware/debug_exceptions.rb:17:in call' actionpack (4.1.14.2) lib/action_dispatch/middleware/show_exceptions.rb:30:incall' railties (4.1.14.2) lib/rails/rack/logger.rb:38:in call_app' railties (4.1.14.2) lib/rails/rack/logger.rb:20:inblock in call' activesupport (4.1.14.2) lib/active_support/tagged_logging.rb:68:in block in tagged' activesupport (4.1.14.2) lib/active_support/tagged_logging.rb:26:intagged' activesupport (4.1.14.2) lib/active_support/tagged_logging.rb:68:in tagged' railties (4.1.14.2) lib/rails/rack/logger.rb:20:incall' /opt/brazil-pkg-cache/packages/AmazonRailsLogger/AmazonRailsLogger-4.0.80.55/RHEL5_64/DEV.STD.PTHREAD/build/ruby1.9/site_ruby/1.9.1/amazon/set_request_id.rb:9:in call' /opt/brazil-pkg-cache/packages/AmazonRailsLogger/AmazonRailsLogger-4.0.80.55/RHEL5_64/DEV.STD.PTHREAD/build/ruby1.9/site_ruby/1.9.1/amazon/set_request_id.rb:9:incall' actionpack (4.1.14.2) lib/action_dispatch/middleware/request_id.rb:21:in call' rack (1.5.2) lib/rack/methodoverride.rb:21:incall' rack (1.5.2) lib/rack/runtime.rb:17:in call' activesupport (4.1.14.2) lib/active_support/cache/strategy/local_cache_middleware.rb:26:incall' rack (1.5.2) lib/rack/lock.rb:17:in call' actionpack (4.1.14.2) lib/action_dispatch/middleware/static.rb:84:incall' rack (1.5.2) lib/rack/sendfile.rb:112:in call' railties (4.1.14.2) lib/rails/engine.rb:514:incall' railties (4.1.14.2) lib/rails/application.rb:144:in call' railties (4.1.14.2) lib/rails/railtie.rb:194:inpublic_send' railties (4.1.14.2) lib/rails/railtie.rb:194:in method_missing' rack (1.5.2) lib/rack/lint.rb:49:in_call' rack (1.5.2) lib/rack/lint.rb:37:in call' rack (1.5.2) lib/rack/showexceptions.rb:24:incall' rack (1.5.2) lib/rack/commonlogger.rb:33:in call' rack (1.5.2) lib/rack/chunked.rb:43:incall' rack (1.5.2) lib/rack/content_length.rb:14:in call' rack (1.5.2) lib/rack/handler/webrick.rb:60:inservice' /home/lakhwani/FCLaunchRequirement/env/FCLaunchRequirementWebsite-1.0/runtime/ruby1.9/1.9.1/webrick/httpserver.rb:138:in service' /home/lakhwani/FCLaunchRequirement/env/FCLaunchRequirementWebsite-1.0/runtime/ruby1.9/1.9.1/webrick/httpserver.rb:94:inrun' /home/lakhwani/FCLaunchRequirement/env/FCLaunchRequirementWebsite-1.0/runtime/ruby1.9/1.9.1/webrick/server.rb:191:in `block in start_thread'

Can any one please help me in this issue?