From 0d0b98d7d778d817c5697c2179a6934c83adbf77 Mon Sep 17 00:00:00 2001
From: ClemensF <fischer.clemens@gmail.com>
Date: Wed, 3 Oct 2018 01:06:40 +0200
Subject: [PATCH] Version 4.10.0: Added MapProjections library project.

---
 MapProjections/Shared/GeoApiProjection.cs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/MapProjections/Shared/GeoApiProjection.cs b/MapProjections/Shared/GeoApiProjection.cs
index aeb64f67..f9924893 100644
--- a/MapProjections/Shared/GeoApiProjection.cs
+++ b/MapProjections/Shared/GeoApiProjection.cs
@@ -34,7 +34,12 @@ namespace MapControl.Projections
             get { return coordinateTransform; }
             set
             {
-                coordinateTransform = value ?? throw new ArgumentNullException("The property value must not be null.");
+                if (value == null)
+                {
+                    throw new ArgumentNullException("The property value must not be null.");
+                }
+
+                coordinateTransform = value;
                 mathTransform = coordinateTransform.MathTransform;
                 inverseTransform = mathTransform.Inverse();