From 26cd4f92c5b2b02faaf617229b95c4b9505ff378 Mon Sep 17 00:00:00 2001
From: jmt <jmt>
Date: Sat, 3 Oct 2009 10:28:48 +0000
Subject: [PATCH] Fix another crash in the autobrake code, with 'aircraft' (eg,
 ATC) with no weight-on-wheels flag. Thanks to Jacob Burbach for the report.

---
 src/Autopilot/autobrake.cxx | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Autopilot/autobrake.cxx b/src/Autopilot/autobrake.cxx
index 053c55e89..ec1fcfc0e 100644
--- a/src/Autopilot/autobrake.cxx
+++ b/src/Autopilot/autobrake.cxx
@@ -96,6 +96,10 @@ void FGAutoBrake::postinit()
 {  
   _weightOnWheelsNode = fgGetNode("/gear/gear/wow");
   _groundspeedNode = fgGetNode("/velocities/groundspeed-kt");
+  if (!_weightOnWheelsNode) {
+    return; // don't crash if we're using an acft (UFO, ATC, with no WoW flag)
+  }
+  
   _lastWoW = _weightOnWheelsNode->getBoolValue();
 }
 
-- 
2.39.5