From c0ad0cc497047d711f6ee76b258e34be1168ba6f Mon Sep 17 00:00:00 2001
From: drfrag <drfrag666@hotmail.com>
Date: Tue, 17 Nov 2020 21:04:23 +0100
Subject: [PATCH] - Fixed config file being overriden when it's blocked by
 another application.

---
 src/common/utility/configfile.cpp | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/common/utility/configfile.cpp b/src/common/utility/configfile.cpp
index 52bb4bcae00..b92d4e44279 100644
--- a/src/common/utility/configfile.cpp
+++ b/src/common/utility/configfile.cpp
@@ -39,6 +39,9 @@
 #include "configfile.h"
 #include "files.h"
 
+#include "cmdlib.h"
+#include "engineerrors.h"
+
 #define READBUFFERSIZE	256
 
 //====================================================================
@@ -601,10 +604,14 @@ void FConfigFile::LoadConfigFile ()
 	FileReader file;
 	bool succ;
 
-	FileExisted = false;
+	FileExisted = FileExists(PathName.GetChars());
+
 	if (!file.OpenFile (PathName))
 	{
-		return;
+		if (!FileExisted)
+			return;
+		else
+			I_Error ("Could not open config file.\n");
 	}
 
 	succ = ReadConfig (&file);