From 58c9f5a4da90f32fe334dfb55e76674c26cfab02 Mon Sep 17 00:00:00 2001
From: Alberto Griggio <agriggio@users.noreply.github.com>
Date: Wed, 6 Dec 2017 11:59:12 +0100
Subject: [PATCH] procparams loading: test for file existence before calling
 the KeyFile parser

Fixes #4205
---
 rtengine/procparams.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/rtengine/procparams.cc b/rtengine/procparams.cc
index 743553786..f7618e84d 100644
--- a/rtengine/procparams.cc
+++ b/rtengine/procparams.cc
@@ -3383,7 +3383,8 @@ int ProcParams::load(const Glib::ustring& fname, ParamsEdited* pedited)
             pedited->set (false);
         }
 
-        if (!keyFile.load_from_file(fname)) {
+        if (!Glib::file_test(fname, Glib::FILE_TEST_EXISTS) ||
+            !keyFile.load_from_file(fname)) {
             return 1;
         }