From 7eb2533fcaf290cf1e75231ca8327bbed8823354 Mon Sep 17 00:00:00 2001
From: Damien Elmes <git@ichi2.net>
Date: Fri, 21 Sep 2012 11:26:40 +0900
Subject: [PATCH] don't break when user deletes deck with default deck as
 subdeck

---
 anki/decks.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/anki/decks.py b/anki/decks.py
index 956ab7197..fbf4df96b 100644
--- a/anki/decks.py
+++ b/anki/decks.py
@@ -135,6 +135,12 @@ class DeckManager(object):
     def rem(self, did, cardsToo=False, childrenToo=True):
         "Remove the deck. If cardsToo, delete any cards inside."
         if str(did) == '1':
+            # we won't allow the default deck to be deleted, but if it's a
+            # child of an existing deck then it needs to be renamed
+            deck = self.get(did)
+            if '::' in deck['name']:
+                deck['name'] = _("Default")
+                self.save(deck)
             return
         # log the removal regardless of whether we have the deck or not
         self.col._logRem([did], REM_DECK)