diff --git a/src/message.rs b/src/message.rs
index c59f9a9..8a4cf93 100644
--- a/src/message.rs
+++ b/src/message.rs
@@ -4467,6 +4467,10 @@ mod document_files {
             }
         }
 
+        fn get_docdef(&self) -> &DocDef {
+            &self.docdef
+        }
+
         fn get_docdef_mut(&mut self) -> &mut DocDef {
             &mut self.docdef
         }
@@ -4704,26 +4708,26 @@ mod document_files {
         assert!(entries.is_empty(), "did not use {:?}", entries);
     }
 
-    /*
     #[test]
     fn errors_on_wrong_field_name() {
-        let (docdef, doc_name) = create_docdef([FieldType::Uuid].to_vec());
-        let field_name = Uuid::new_v4().to_string();
-        let (queue, rx) = test_doc(doc_name.as_str(), docdef, standard_routes());
+        let mut test_doc = TestDocument::new(Vec::new());
+        test_doc.start();
+        let queue = test_doc.get_queue();
+        let name = Name::english("bad".to_string());
         let mut addition = Addition::new();
-        addition.add_field(field_name.clone(), Uuid::new_v4());
-        let msg = Message::new(doc_name, addition);
-        queue.send(msg).unwrap();
-        let result = rx.recv_timeout(TIMEOUT).unwrap();
+        addition.add_field(name.clone(), "doesn't matter");
+        queue.send(Message::new(test_doc.get_docdef().get_document_name(), addition)).unwrap();
+        let result = test_doc.get_receiver().recv_timeout(TIMEOUT).unwrap();
         match result.get_action() {
             MsgAction::Error(err) => match err {
-                MTTError::DocumentFieldNotFound(data) => assert_eq!(data, &field_name),
+                MTTError::NameNotFound(data) => assert_eq!(data, &name),
                 _ => unreachable!("got {:?}: should have been document field not found.", err),
             },
             _ => unreachable!("got {:?}: should have been an error", result.get_action()),
         }
     }
 
+    /*
     #[test]
     fn errors_on_wrong_field_type() {
         let (docdef, doc_name) = create_docdef([FieldType::Uuid].to_vec());