faster startup check

oml/item/models.py

@@ -724,8 +724,6 @@ class File(db.Model):
             logger.debug('file is missing. %s', current_path)
             return
 
-        self.make_readonly()
-
         author = '; '.join([get_sort_name(a) for a in j.get('author', [])])
         if not author:
             author = 'Unknown Author'
@@ -775,6 +773,7 @@ class File(db.Model):
             self.save()
             for folder in set(os.path.dirname(p) for p in [current_path, path]):
                 remove_empty_folders(folder)
+            self.make_readonly()
 
     def save(self):
         state.db.session.add(self)