You need to set the property of the object, not assign the object itself to a variable of type string.
--- Dim WorkDate As New FieldObj_AssignedDate() WorkDate.Value = "some valid date as a string" ---
You need to set the property of the object, not assign the object itself to a variable of type string.
--- Dim WorkDate As New FieldObj_AssignedDate() WorkDate.Value = "some valid date as a string" ---