From 8d546202953bb4bdef8aa6eae78614a550d3b2a7 Mon Sep 17 00:00:00 2001
From: Danmei Chen <danmei.chen@belledonne-communications.com>
Date: Fri, 22 May 2020 16:42:42 +0200
Subject: [PATCH] fix crash when stop lc too early

---
 Classes/LinphoneAppDelegate.m | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/Classes/LinphoneAppDelegate.m b/Classes/LinphoneAppDelegate.m
index 3e58f72df..d4a5e3fd7 100644
--- a/Classes/LinphoneAppDelegate.m
+++ b/Classes/LinphoneAppDelegate.m
@@ -81,9 +81,11 @@
 			linphone_call_enable_camera(call, false);
 	}
 
-	[LinphoneManager.instance enterBackgroundMode];
-	[LinphoneManager.instance.fastAddressBook clearFriends];
-	[CoreManager.instance stopLinphoneCore];
+	dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.3 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
+		[LinphoneManager.instance enterBackgroundMode];
+		[LinphoneManager.instance.fastAddressBook clearFriends];
+		[CoreManager.instance stopLinphoneCore];
+	});
 }
 
 - (void)applicationDidBecomeActive:(UIApplication *)application {