As title, May I Know any steps to solve the problems. Many thanks.

Exception: 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)

  • What is the workflow trying to do when the error is thrown? Do other 2013 workflows run successfully? – Josh McClanahan Jun 11 '19 at 19:50

Form your error message i can tell this, You are trying to pass the "Null" value where the field value is required. It might be occur while trying to create/update an item.

Please try to log the each steps to find the error statement.

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