From 6e174632289330aa494b15c3814743daebbf2127 Mon Sep 17 00:00:00 2001
From: Erik Johnston <erik@matrix.org>
Date: Mon, 1 Jun 2015 16:38:55 +0100
Subject: [PATCH] Don't explode if we don't have the event

---
 synapse/storage/events.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/synapse/storage/events.py b/synapse/storage/events.py
index 20a8d8179..2caf0aae8 100644
--- a/synapse/storage/events.py
+++ b/synapse/storage/events.py
@@ -736,7 +736,8 @@ class EventsStore(SQLBaseStore):
 
             because = yield self.get_event(
                 redaction_id,
-                check_redacted=False
+                check_redacted=False,
+                allow_none=True,
             )
 
             if because:
@@ -746,6 +747,7 @@ class EventsStore(SQLBaseStore):
             prev = yield self.get_event(
                 ev.unsigned["replaces_state"],
                 get_prev_content=False,
+                allow_none=True,
             )
             if prev:
                 ev.unsigned["prev_content"] = prev.get_dict()["content"]