From 3cc1988f2036b1510b684b9506b80eb451260933 Mon Sep 17 00:00:00 2001
From: Matthew Chen <matthew@signal.org>
Date: Wed, 31 Oct 2018 14:36:46 -0400
Subject: [PATCH] Fix "413 on prekey fetch" errors.

---
 SignalServiceKit/src/Messages/OWSMessageSender.m | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/SignalServiceKit/src/Messages/OWSMessageSender.m b/SignalServiceKit/src/Messages/OWSMessageSender.m
index 5c6c6d97d..f0f31933b 100644
--- a/SignalServiceKit/src/Messages/OWSMessageSender.m
+++ b/SignalServiceKit/src/Messages/OWSMessageSender.m
@@ -1058,7 +1058,9 @@ NSString *const OWSMessageSenderRateLimitedException = @"RateLimitedException";
     } else {
         // This can happen for users who have unregistered.
         // We still want to try sending to them in case they have re-registered.
-        OWSLogWarn(deviceMessages.count > 0);
+        if (deviceMessages.count < 1) {
+            OWSLogWarn(@"Message send attempt with no device messages.");
+        }
     }
 
     if (deviceMessages.count == 0) {