From 708603daf5ee2b097150f2945d1749bf98c3a0bb Mon Sep 17 00:00:00 2001
From: Shilyaev Egor <egor.shilyaev@gmail.com>
Date: Fri, 6 Dec 2019 16:06:08 +0500
Subject: [PATCH] =?UTF-8?q?fix=20#1198:=20=D0=9F=D0=B0=D0=B4=D0=B5=D0=BD?=
 =?UTF-8?q?=D0=B8=D0=B5=20=D0=BF=D1=80=D0=B8=D0=BB=D0=BE=D0=B6=D0=B5=D0=BD?=
 =?UTF-8?q?=D0=B8=D1=8F=20=D0=B2=20linux?=
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---
 src/application/logfile.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/application/logfile.cpp b/src/application/logfile.cpp
index a2ccb1937..e073c958b 100644
--- a/src/application/logfile.cpp
+++ b/src/application/logfile.cpp
@@ -26,6 +26,8 @@ LogFile::LogFile()
 #ifdef HAVE_QT5
 void LogFile::msgHandler(QtMsgType type, const QMessageLogContext &, const QString &msg)
 {
+  if (!mainApp)
+    return;
   if (msg.startsWith("libpng warning: iCCP"))
     return;