From 47199348d844149fd98a6ce9de2a3b30546c2600 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20T=C5=AFma?= <tumic@cbox.cz>
Date: Mon, 17 Apr 2017 19:15:20 +0200
Subject: [PATCH] Improved error reporting

---
 src/gui.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/gui.cpp b/src/gui.cpp
index 353e16fd..4f3eb3a6 100644
--- a/src/gui.cpp
+++ b/src/gui.cpp
@@ -123,6 +123,7 @@ void GUI::createBrowser()
 void GUI::loadDatums()
 {
 	QString ef, df;
+	bool ok = false;
 
 	if (QFile::exists(USER_ELLIPSOID_FILE))
 		ef = USER_ELLIPSOID_FILE;
@@ -154,9 +155,13 @@ void GUI::loadDatums()
 				else
 					qWarning("%s: %s", qPrintable(ef), qPrintable(
 					  Datum::errorString()));
-			}
+			} else
+				ok = true;
 		}
 	}
+
+	if (!ok)
+		qWarning("Maps based on a datum different from WGS84 won't work.");
 }
 
 void GUI::loadMaps()