From 2d40baa95f66b15e8f2536e0018a47e31c4f75c9 Mon Sep 17 00:00:00 2001
From: luoliyan <joseph.lorimer13@gmail.com>
Date: Tue, 21 Feb 2017 17:37:01 +0930
Subject: [PATCH] Don't register non-existent tags

---
 anki/tags.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/anki/tags.py b/anki/tags.py
index 306f182de..33d6422fd 100644
--- a/anki/tags.py
+++ b/anki/tags.py
@@ -89,7 +89,8 @@ class TagManager:
         if not newTags:
             return
         # cache tag names
-        self.register(newTags)
+        if add:
+            self.register(newTags)
         # find notes missing the tags
         if add:
             l = "tags not "