I have created a model (building) in openstudio and sketchup. When i try to run an energy simulation (Energyplus) I get the following message:

message:
[11:09:26.471661 ERROR] Found error in state 'translator' with message ["E:\\Git\\OS1\\openstudiocore\\src\\utilities\\idf\\WorkspaceObject.cpp@835 ["E:\Git\OS1\openstudiocore\src\utilities\idf\WorkspaceObject.cpp@835 : Attempt to write a disconnected WorkspaceObject out to Idf.::/ruby/2.2.0/gems/openstudio-workflow-1.3.1/lib/openstudio/workflow/util/model.rb:66:in `translateModel'\n:/ruby/2.2.0/gems/openstudio-workflow-1.3.1/lib/openstudio/workflow/util/model.rb:66:in `translate_to_energyplus'\n:/ruby/2.2.0/gems/openstudio-workflow-1.3.1/lib/openstudio/workflow/jobs/run_translation.rb:54:in `perform'\n:/ruby/2.2.0/gems/openstudio-workflow-1.3.1/lib/openstudio/workflow/run.rb:261:in `step'\n:/ruby/2.2.0/gems/openstudio-workflow-1.3.1/lib/openstudio/workflow/run.rb:210:in `run'\n:/openstudio_cli.rb:804:in `execute'\n:/openstudio_cli.rb:620:in `execute'\n:/openstudio_cli.rb:1517:in `<main>'\neval:85:in `eval'\neval:85:in `require_embedded_absolute'\neval:70:in `block translateModel'\n:/ruby/2.2.0/gems/openstudio-workflow-1.3.1/lib/openstudio/workflow/util/model.rb:66:intranslate_to_energyplus'\n:/ruby/2.2.0/gems/openstudio-workflow-1.3.1/lib/openstudio/workflow/jobs/run_translation.rb:54:in perform'\n:/ruby/2.2.0/gems/openstudio-workflow-1.3.1/lib/openstudio/workflow/run.rb:261:instep'\n:/ruby/2.2.0/gems/openstudio-workflow-1.3.1/lib/openstudio/workflow/run.rb:210:in run'\n:/openstudio_cli.rb:804:inexecute'\n:/openstudio_cli.rb:620:in execute'\n:/openstudio_cli.rb:1517:in
'\neval:85:in eval'\neval:85:inrequire_embedded_absolute'\neval:70:in block in require'\neval:64:in `each'\neval:64:in `require'\neval:2:in `<main>'"]}.
require'\neval:64:in