diff --git a/todoman/model.py b/todoman/model.py
index 6317de07..64b6341e 100644
--- a/todoman/model.py
+++ b/todoman/model.py
@@ -530,7 +530,6 @@ def add_file(self, list_name, path, mtime):
             raise exceptions.AlreadyExists('file', list_name) from e
 
     def add_category(self, uid, category):
-        try:
             self._conn.execute(
                '''
                INSERT INTO categories (
@@ -800,7 +799,7 @@ def _todo_from_db(self, row):
         todo.status = row['status']
         todo.description = row['description']
         todo.location = row['location']
-        todo.categories = []
+#        todo.categories = []
 	#row['categories']
         # TODO: category korrekt befüllen
         todo.sequence = row['sequence']
@@ -959,6 +958,9 @@ def update_cache(self):
 
         self.cache.save_to_disk()
 
+    def todos(self, **kwargs):
+        return self.cache.todos(**kwargs)
+
     def todo(self, id, **kwargs):
         return self.cache.todo(id, **kwargs)