This is what I've found in the logs:
6480:0464 2017-01-09 11:31:44.626 Error System.Web.HttpUnhandledException (0x80004005): Exception of type 'System.Web.HttpUnhandledException' was thrown. ---> System.Exception: Execution Engine Exception ---> System.Exception: Execution Exception ---> System.Exception: exception component created: ---> LogicBase.Framework.BusinessRuleException: The critical error failed execution on component Validate and Collect IDs for Owner, Department and Location : Execution Engine Exception : at LogicBase.Core.ExecutionEngine.AbstractExecutionEngine.RunEngine(List`1 executionQueue)
at LogicBase.Core.ExecutionEngine.AbstractExecutionEngine.ExecuteComponent(IData data, IOrchestrationComponent component)
at LogicBase.Core.Models.EmbeddedDecisionModel.EmbeddedDecisionModelExecutionEngine.Run(IData data)
at LogicBase.Components.Default.Process.MultiPathEmbeddedModelComponent.Run(IData data)
at LogicBase.Core.ExecutionEngine.MultiPathProcessComponentExecutionDelegate.Execute(IData data, IOrchestrationComponent comp, String& outputPath, IExecutionEngine engine, TLExecutionContext context)
at LogicBase.Core.ExecutionEngine.AbstractExecutionEngine.RunComponent(TLExecutionContext context, IData data, IOrchestrationComponent comp)
--- End of inner exception stack trace ---
at LogicBase.Core.ExecutionEngine.ExceptionComponentDelegate.Execute(IData data, IOrchestrationComponent comp, String& outputPath, IExecutionEngine engine, TLExecutionContext context)
--- End of inner exception stack trace ---
at LogicBase.Core.ExecutionEngine.AbstractExecutionEngine.RunEngine(List`1 executionQueue)
--- End of inner exception stack trace ---
at LogicBase.Core.ExecutionEngine.AbstractExecutionEngine.RunEngine(List`1 executionQueue)
at LogicBase.Core.ExecutionEngine.AbstractExecutionEngine.ExecuteComponent(IData data, IOrchestrationComponent component)
at LogicBase.Core.Models.Dialog.ASPXDialogExecutionDelegate.HandleOutcome(AbstractDialogExecutionEngine engine, ComposerForm page, String path)
at LogicBase.Core.Models.Dialog.ComposerForm.OnLoadComplete(EventArgs e)
at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
at System.Web.UI.Page.HandleError(Exception e)
at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
at System.Web.UI.Page.ProcessRequest()
at System.Web.UI.Page.ProcessRequest(HttpContext context)
at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)