diff --git a/src/core/widgets/base/notebook/editor_controller.py b/src/core/widgets/base/notebook/editor_controller.py
index 56e0729..845c284 100644
--- a/src/core/widgets/base/notebook/editor_controller.py
+++ b/src/core/widgets/base/notebook/editor_controller.py
@@ -48,6 +48,8 @@ class EditorControllerMixin(KeyInputController, EditorEventsMixin):
             keys = message.result.keys()
             if "items" in keys:
                 self.handle_completion(message.result["items"])
+            if "result" in keys:
+                ...
 
         if isinstance(message, LSPResponseNotification):
             if message.method == "textDocument/publshDiagnostics":
diff --git a/src/core/widgets/base/sourceview/source_view.py b/src/core/widgets/base/sourceview/source_view.py
index baafd9c..f013dbf 100644
--- a/src/core/widgets/base/sourceview/source_view.py
+++ b/src/core/widgets/base/sourceview/source_view.py
@@ -96,8 +96,8 @@ class SourceView(SourceViewControllerMixin, GtkSource.View):
         buffer.connect('insert-text', self._insert_text)
         buffer.connect('modified-changed', self._buffer_modified_changed)
 
-    def _show_completion(self):
-        event_system.emit("textDocument/completion", (self, ))
+    def _show_completion(self, source_view):
+        event_system.emit("textDocument/completion", (source_view, ))
 
     def _subscribe_to_events(self):
         ...
diff --git a/src/core/widgets/base/sourceview/source_view_controller.py b/src/core/widgets/base/sourceview/source_view_controller.py
index c05e6a0..68fd646 100644
--- a/src/core/widgets/base/sourceview/source_view_controller.py
+++ b/src/core/widgets/base/sourceview/source_view_controller.py
@@ -24,6 +24,9 @@ class SourceViewControllerMixin(KeyInputController, SourceViewEvents):
     def get_filetype(self):
         return self._current_filetype
 
+    def get_version_id(self):
+        return self._version_id
+
     def set_buffer_language(self, buffer, language = "python3"):
         buffer.set_language( self._language_manager.get_language(language) )