From 826d062569926452d63da41582cb51f69d0ff7e7 Mon Sep 17 00:00:00 2001
From: Morten Nielsen <1378165+dotMorten@users.noreply.github.com>
Date: Wed, 22 Jul 2020 08:42:40 -0700
Subject: [PATCH] Update ArcGISRuntime.md

---
 docs/concepts/ArcGISRuntime.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/docs/concepts/ArcGISRuntime.md b/docs/concepts/ArcGISRuntime.md
index d848227..3fed588 100644
--- a/docs/concepts/ArcGISRuntime.md
+++ b/docs/concepts/ArcGISRuntime.md
@@ -39,8 +39,8 @@ namespace NmeaParser.ArcGIS
             {
                 LocationChanged?.Invoke(this, new LocationInfo()
                 {
-                    Course = rmc.Course,
-                    Speed = rmc.Speed,
+                    Course = double.IsNaN(rmc.Course) ? 0 : rmc.Course, // Current ArcGIS Runtime limitation that course can't be NaN
+                    Speed = double.IsNaN(rmc.Speed) ? 0 : rmc.Speed,
                     Location = new MapPoint(rmc.Longitude, rmc.Latitude, SpatialReferences.Wgs84)
                 });
             }