From b5bc7a22afeaaf23cd2c9da87d9d3e27edb1e2ed Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Mon, 11 Jun 2018 22:23:15 +0300
Subject: [PATCH] Version 1.3.7: Possible bug fix.

Attempt to fix strange crash in SPMediaKeyTap.
---
 Telegram/ThirdParty/SPMediaKeyTap/SPMediaKeyTap.m | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Telegram/ThirdParty/SPMediaKeyTap/SPMediaKeyTap.m b/Telegram/ThirdParty/SPMediaKeyTap/SPMediaKeyTap.m
index babd0ea02..b6ad273ad 100644
--- a/Telegram/ThirdParty/SPMediaKeyTap/SPMediaKeyTap.m
+++ b/Telegram/ThirdParty/SPMediaKeyTap/SPMediaKeyTap.m
@@ -77,7 +77,10 @@ static CGEventRef tapEventCallback(CGEventTapProxy proxy, CGEventType type, CGEv
 								  CGEventMaskBit(NX_SYSDEFINED),
 								  tapEventCallback,
 								  self);
-	assert(_eventPort != NULL);
+	if (!_eventPort) {
+		[self stopWatchingMediaKeys];
+		return;
+	}
 	
     _eventPortSource = CFMachPortCreateRunLoopSource(kCFAllocatorSystemDefault, _eventPort, 0);
 	assert(_eventPortSource != NULL);