From 94d369db18c2a6ac3b0614498d8abcc7db538633 Mon Sep 17 00:00:00 2001
From: Damien Elmes <gpg@ankiweb.net>
Date: Thu, 30 Apr 2020 11:45:13 +1000
Subject: [PATCH] if conf points to an invalid configuration, fall back on
 default

---
 pylib/anki/decks.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pylib/anki/decks.py b/pylib/anki/decks.py
index 18796f713..0ae47b9c9 100644
--- a/pylib/anki/decks.py
+++ b/pylib/anki/decks.py
@@ -340,6 +340,9 @@ class DeckManager:
         if "conf" in deck:
             dcid = int(deck["conf"])  # may be a string
             conf = self.get_config(dcid)
+            if not conf:
+                # fall back on default
+                conf = self.get_config(1)
             conf["dyn"] = False
             return conf
         # dynamic decks have embedded conf