I have a workflow that is supposed to send an email to a set of addresses stored in the document metadata when "request action" is selected. It never seems to get passed the first stage and goes into suspended almost immediately. Here is the error code.
RequestorId: f8c18955-9af8-ac75-0000-000000000000. Details: RequestorId: f8c18955-9af8-ac75-0000-000000000000. Details: An unhandled exception occurred during the execution of the workflow instance. Exception details: System.ArgumentNullException: Value cannot be null. Parameter name: Input at Microsoft.Activities.Hosting.Runtime.Subroutine.SubroutineChild.Execute(CodeActivityContext context) at System.Activities.CodeActivity.InternalExecute(ActivityInstance instance, ActivityExecutor executor, BookmarkManager bookmarkManager) at System.Activities.Runtime.ActivityExecutor.ExecuteActivityWorkItem.ExecuteBody(ActivityExecutor executor, BookmarkManager bookmarkManager, Location resultLocation)