Fixed path

portal/service/submissions.py

@@ -152,11 +152,13 @@ def send_zip(storage_submission: entities.Submission):
 
 
 def send_selected_file(storage_submission: entities.Submission, path_query: str):
-    path = storage_submission.path / Path(path_query)
+    path_query = Path(path_query)
+    path = (storage_submission.path / path_query)
+    path = path.absolute()
     if not path.exists():
         raise errors.PortalAPIError(400, f"Requested path does not exist: {path}")
     log.debug(f"[SEND] Sending file for submission ({storage_submission.entity_id}): {path}")
-    return flask.send_file(str(path))
+    return flask.send_file(str(path), attachment_filename=path.name)
 
 
 def send_file_or_zip(storage_entity):