From 59a68892c6a7d5f0a9ef79cb3c6950cb31b55520 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tomasz=20Kapu=C5=9Bci=C5=84ski?= <tomaszkax86@gmail.com>
Date: Sat, 18 Jul 2015 12:03:33 +0200
Subject: [PATCH] Game displays an error message and uses default graphics
 device when unknown device is selected with -graphics switch

---
 src/app/app.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/app/app.cpp b/src/app/app.cpp
index 694b3b2d..a0ea7c06 100644
--- a/src/app/app.cpp
+++ b/src/app/app.cpp
@@ -540,8 +540,10 @@ bool CApplication::Create()
 
         if (m_device == nullptr)
         {
-            m_device = MakeUnique<Gfx::CNullDevice>();
             GetLogger()->Error("Unknown graphics device: %s\n", m_graphics.c_str());
+            GetLogger()->Info("Changing to default device\n");
+            GetSystemUtils()->SystemDialog(SDT_ERROR, "Graphics initialization error", "You have selected invalid graphics device with -graphics switch. Game will use default OpenGL device instead.");
+            m_device = Gfx::CreateDevice(m_deviceConfig, "opengl");
         }
     }
     else