From 7ad0e99b598b7501bad9c173eff82b95b2c5e0e4 Mon Sep 17 00:00:00 2001
From: Damien Elmes <git@ichi2.net>
Date: Tue, 6 Jan 2009 12:16:32 +0900
Subject: [PATCH] fix problem with null card model props

---
 anki/deck.py | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/anki/deck.py b/anki/deck.py
index 481e023e7..84aacfca1 100644
--- a/anki/deck.py
+++ b/anki/deck.py
@@ -1586,7 +1586,14 @@ select id from fields where factId not in (select id from facts)""")
         self.s.statement("update cards set isDue = 0")
         # fix problems with conflicts on merge
         self.s.statement("update fields set id = random()")
-        # model sources null?
+        # these sometimes end up null on upgrade
+        self.s.statement("update models set source = 0 where source is null")
+        self.s.statement(
+            "update cardModels set allowEmptyAnswer = 1 "
+            "where allowEmptyAnswer is null")
+        self.s.statement(
+            "update cardModels set typeAnswer = 0 where typeAnswer is null")
+
         self.s.statement("update models set source = 0 where source is null")
         # fix any priorities
         self.updateAllPriorities()